Added solution file to day 9

diff --git a/09-resolving-the-bill/09-bills.txt b/09-resolving-the-bill/09-bills.txt
index 17ed7e12c111b0823663848c91afd0de39bf4fe6..e446cd26ee0a89ac5fa067cc6c098a2788dc3abe 100644 (file)
--- a/09-resolving-the-bill/09-bills.txt
+++ b/09-resolving-the-bill/09-bills.txt
@@ -1,151 +1,148 @@
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diff --git a/09-resolving-the-bill/interleaving.ipynb b/09-resolving-the-bill/interleaving.ipynb
index a132809fa6ef8e9de8f6d91ef87c20b877448f1d..22d91be6b054ec5464fae22bdbb0d2b437ba972f 100644 (file)
--- a/09-resolving-the-bill/interleaving.ipynb
+++ b/09-resolving-the-bill/interleaving.ipynb
@@ -19,7 +19,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 2,
    "metadata": {
     "collapsed": true
    },
@@ -31,7 +31,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 3,
    "metadata": {
     "collapsed": true
    },
@@ -46,10 +46,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 4,
+   "metadata": {},
    "outputs": [
     {
      "data": {
@@ -57,7 +55,7 @@
        "[(0, ''), (1, 'a'), (2, 'aa'), (3, 'aab'), (4, 'aabc'), (5, 'aabcc')]"
       ]
      },
-     "execution_count": 3,
+     "execution_count": 4,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -75,10 +73,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 5,
+   "metadata": {},
    "outputs": [
     {
      "data": {
@@ -91,7 +87,7 @@
        " [False, False, False, False, False, False]]"
       ]
      },
-     "execution_count": 4,
+     "execution_count": 5,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -104,9 +100,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 6,
    "metadata": {
-    "collapsed": false,
     "scrolled": true
    },
    "outputs": [
@@ -151,7 +146,7 @@
        " (5, 5): False}"
       ]
      },
-     "execution_count": 5,
+     "execution_count": 6,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -165,7 +160,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 7,
    "metadata": {
     "collapsed": true
    },
@@ -179,7 +174,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 8,
    "metadata": {
     "collapsed": true
    },
@@ -193,10 +188,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 9,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
@@ -217,10 +210,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 10,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
@@ -286,7 +277,7 @@
        " (3, 3): (2, 3, 'b', 's1')}"
       ]
      },
-     "execution_count": 9,
+     "execution_count": 10,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -339,7 +330,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 11,
    "metadata": {
     "collapsed": true
    },
@@ -415,10 +406,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 11,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 12,
+   "metadata": {},
    "outputs": [
     {
      "data": {
@@ -426,7 +415,7 @@
        "True"
       ]
      },
-     "execution_count": 11,
+     "execution_count": 12,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -437,10 +426,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 12,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 13,
+   "metadata": {},
    "outputs": [
     {
      "data": {
@@ -463,7 +450,7 @@
        "  (5, 5): (4, 5, 'c', 'seq1')})"
       ]
      },
-     "execution_count": 12,
+     "execution_count": 13,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -474,9 +461,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 13,
+   "execution_count": 14,
    "metadata": {
-    "collapsed": false,
     "scrolled": true
    },
    "outputs": [
@@ -537,7 +523,7 @@
        "  (5, 5): True})"
       ]
      },
-     "execution_count": 13,
+     "execution_count": 14,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -548,10 +534,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 14,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 15,
+   "metadata": {},
    "outputs": [
     {
      "data": {
@@ -559,7 +543,7 @@
        "False"
       ]
      },
-     "execution_count": 14,
+     "execution_count": 15,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -570,10 +554,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 15,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 16,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
@@ -614,7 +596,7 @@
        "  (4, 3): (4, 2, 'b', 'seq2')})"
       ]
      },
-     "execution_count": 15,
+     "execution_count": 16,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -625,7 +607,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 16,
+   "execution_count": 17,
    "metadata": {
     "collapsed": true
    },
@@ -649,7 +631,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 17,
+   "execution_count": 18,
    "metadata": {
     "collapsed": true
    },
@@ -663,18 +645,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 18,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 19,
+   "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "'acdcfgfcgdhagedbdccbgefgbfbgaacbfbdcebehaeccgadghe'"
+       "'fddagfdacgbdggabhgcgfddecffbghccebhefghbchhhbfdfgc'"
       ]
      },
-     "execution_count": 18,
+     "execution_count": 19,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -685,7 +665,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 19,
+   "execution_count": 20,
    "metadata": {
     "collapsed": true
    },
@@ -726,63 +706,62 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 20,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 21,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
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-      "2 5 -3 adding x\n",
-      "2 6 -4 adding h\n",
-      "3 6 -3 adding u\n",
-      "3 7 -4 adding a\n",
-      "4 7 -3 adding b\n",
-      "5 7 -2 adding y\n",
-      "5 8 -3 adding u\n",
-      "5 9 -4 adding w\n",
-      "5 10 -5 adding g\n",
-      "6 10 -4 adding u\n",
-      "6 11 -5 adding g\n",
-      "7 11 -4 adding g\n",
-      "8 11 -3 adding f\n",
-      "9 11 -2 adding g\n",
-      "10 11 -1 adding g\n",
-      "11 11 0 adding w\n",
-      "11 12 -1 adding y\n",
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-      "11 14 -3 adding y\n",
-      "11 15 -4 adding a\n",
-      "12 15 -3 adding e\n",
-      "13 15 -2 adding z\n",
-      "13 16 -3 adding x\n",
-      "13 17 -4 adding x\n",
+      "0 0 0 adding x\n",
+      "0 1 -1 adding y\n",
+      "0 2 -2 adding x\n",
+      "0 3 -3 adding g\n",
+      "1 3 -2 adding h\n",
+      "2 3 -1 adding d\n",
+      "3 3 0 adding v\n",
+      "3 4 -1 adding x\n",
+      "3 5 -2 adding d\n",
+      "4 5 -1 adding v\n",
+      "4 6 -2 adding a\n",
+      "5 6 -1 adding g\n",
+      "6 6 0 adding w\n",
+      "6 7 -1 adding v\n",
+      "6 8 -2 adding e\n",
+      "7 8 -1 adding u\n",
+      "7 9 -2 adding w\n",
+      "7 10 -3 adding x\n",
+      "7 11 -4 adding e\n",
+      "8 11 -3 adding d\n",
+      "9 11 -2 adding w\n",
+      "9 12 -3 adding c\n",
+      "10 12 -2 adding z\n",
+      "10 13 -3 adding y\n",
+      "10 14 -4 adding h\n",
+      "11 14 -3 adding g\n",
+      "12 14 -2 adding z\n",
+      "12 15 -3 adding x\n",
+      "12 16 -4 adding w\n",
+      "12 17 -5 adding e\n",
+      "13 17 -4 adding w\n",
       "13 18 -5 adding f\n",
-      "14 18 -4 adding y\n",
-      "14 19 -5 adding b\n",
-      "15 19 -4 adding x\n",
-      "15 20 -5 remaining s1 fcbab\n"
+      "14 18 -4 adding z\n",
+      "14 19 -5 adding f\n",
+      "15 19 -4 adding b\n",
+      "16 19 -3 adding u\n",
+      "16 20 -4 remaining s1 gchd\n"
      ]
     },
     {
      "data": {
       "text/plain": [
-       "('gfhabgggfggaefbfcbab',\n",
-       " 'wxuzzxuyuwuwywyzxxyx',\n",
-       " 'gwxuzfzxhuabyuwguggfggwywyaezxxfybxfcbab',\n",
+       "('ghddageedchgeffbgchd',\n",
+       " 'xyxvxvwvuwxwzyzxwwzu',\n",
+       " 'xyxghdvxdvagwveuwxedwczyhgzxwewfzfbugchd',\n",
        " 40)"
       ]
      },
-     "execution_count": 20,
+     "execution_count": 21,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -796,477 +775,475 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 21,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 22,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
       "xxxx 0 0 ! ! ! True\n",
-      "seq2 0 1 ! g g True\n",
-      "seq2 0 2 ! f w False\n",
-      "seq2 0 3 ! h x False\n",
-      "seq2 0 4 ! a u False\n",
-      "seq2 0 5 ! b z False\n",
-      "seq2 0 6 ! g f False\n",
-      "seq2 0 7 ! g z False\n",
-      "seq2 0 8 ! g x False\n",
-      "seq2 0 9 ! f h False\n",
-      "seq2 0 10 ! g u False\n",
-      "seq2 0 11 ! g a False\n",
-      "seq2 0 12 ! a b False\n",
-      "seq2 0 13 ! e y False\n",
-      "seq2 0 14 ! f u False\n",
-      "seq2 0 15 ! b w False\n",
-      "seq2 0 16 ! f g False\n",
-      "seq2 0 17 ! c u False\n",
-      "seq2 0 18 ! b g False\n",
-      "seq2 0 19 ! a g False\n",
-      "seq2 0 20 ! b f False\n",
-      "seq1 1 0 w ! g False\n",
-      "seq1 1 1 w g w True\n",
-      "xxxx 1 2 w f x False\n",
-      "xxxx 1 3 w h u False\n",
-      "xxxx 1 4 w a z False\n",
-      "xxxx 1 5 w b f False\n",
-      "xxxx 1 6 w g z False\n",
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-      "xxxx 1 11 w g b False\n",
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-      "xxxx 1 13 w e u False\n",
-      "xxxx 1 14 w f w False\n",
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-      "xxxx 1 17 w c g False\n",
-      "xxxx 1 18 w b g False\n",
-      "xxxx 1 19 w a f False\n",
-      "xxxx 1 20 w b g False\n",
-      "seq1 2 0 x ! w False\n",
-      "seq1 2 1 x g x True\n",
-      "xxxx 2 2 x f u False\n",
-      "xxxx 2 3 x h z False\n",
-      "xxxx 2 4 x a f False\n",
-      "xxxx 2 5 x b z False\n",
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-      "xxxx 2 8 x g u False\n",
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-      "xxxx 2 10 x g b False\n",
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-      "xxxx 2 13 x e w False\n",
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-      "xxxx 2 17 x c g False\n",
-      "xxxx 2 18 x b f False\n",
-      "xxxx 2 19 x a g False\n",
-      "xxxx 2 20 x b g False\n",
-      "seq1 3 0 u ! x False\n",
-      "seq1 3 1 u g u True\n",
-      "xxxx 3 2 u f z False\n",
-      "xxxx 3 3 u h f False\n",
-      "xxxx 3 4 u a z False\n",
-      "xxxx 3 5 u b x False\n",
-      "xxxx 3 6 u g h False\n",
-      "xxxx 3 7 u g u False\n",
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-      "xxxx 3 9 u f b False\n",
-      "xxxx 3 10 u g y False\n",
-      "xxxx 3 11 u g u False\n",
-      "xxxx 3 12 u a w False\n",
-      "xxxx 3 13 u e g False\n",
-      "xxxx 3 14 u f u False\n",
-      "xxxx 3 15 u b g False\n",
-      "xxxx 3 16 u f g False\n",
-      "xxxx 3 17 u c f False\n",
-      "xxxx 3 18 u b g False\n",
-      "xxxx 3 19 u a g False\n",
-      "xxxx 3 20 u b w False\n",
-      "seq1 4 0 z ! u False\n",
-      "seq1 4 1 z g z True\n",
-      "seq2 4 2 z f f True\n",
-      "xxxx 4 3 z h z False\n",
-      "xxxx 4 4 z a x False\n",
-      "xxxx 4 5 z b h False\n",
-      "xxxx 4 6 z g u False\n",
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-      "xxxx 4 8 z g b False\n",
-      "xxxx 4 9 z f y False\n",
-      "xxxx 4 10 z g u False\n",
-      "xxxx 4 11 z g w False\n",
-      "xxxx 4 12 z a g False\n",
-      "xxxx 4 13 z e u False\n",
-      "xxxx 4 14 z f g False\n",
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-      "xxxx 4 16 z f f False\n",
-      "xxxx 4 17 z c g False\n",
-      "xxxx 4 18 z b g False\n",
-      "xxxx 4 19 z a w False\n",
-      "xxxx 4 20 z b y False\n",
-      "seq1 5 0 z ! z False\n",
-      "xxxx 5 1 z g f False\n",
-      "seq1 5 2 z f z True\n",
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-      "xxxx 5 4 z a h False\n",
-      "xxxx 5 5 z b u False\n",
-      "xxxx 5 6 z g a False\n",
-      "xxxx 5 7 z g b False\n",
-      "xxxx 5 8 z g y False\n",
-      "xxxx 5 9 z f u False\n",
-      "xxxx 5 10 z g w False\n",
-      "xxxx 5 11 z g g False\n",
-      "xxxx 5 12 z a u False\n",
-      "xxxx 5 13 z e g False\n",
-      "xxxx 5 14 z f g False\n",
-      "xxxx 5 15 z b f False\n",
-      "xxxx 5 16 z f g False\n",
-      "xxxx 5 17 z c g False\n",
-      "xxxx 5 18 z b w False\n",
-      "xxxx 5 19 z a y False\n",
-      "xxxx 5 20 z b w False\n",
-      "seq1 6 0 x ! f False\n",
-      "xxxx 6 1 x g z False\n",
-      "seq1 6 2 x f x True\n",
-      "seq2 6 3 x h h True\n",
-      "xxxx 6 4 x a u False\n",
-      "xxxx 6 5 x b a False\n",
-      "xxxx 6 6 x g b False\n",
-      "xxxx 6 7 x g y False\n",
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-      "xxxx 6 10 x g g False\n",
-      "xxxx 6 11 x g u False\n",
-      "xxxx 6 12 x a g False\n",
-      "xxxx 6 13 x e g False\n",
-      "xxxx 6 14 x f f False\n",
-      "xxxx 6 15 x b g False\n",
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-      "xxxx 6 17 x c w False\n",
-      "xxxx 6 18 x b y False\n",
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-      "xxxx 6 20 x b y False\n",
-      "seq1 7 0 u ! z False\n",
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-      "xxxx 7 2 u f h False\n",
-      "seq1 7 3 u h u True\n",
-      "seq2 7 4 u a a True\n",
-      "seq2 7 5 u b b True\n",
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-      "xxxx 7 9 u f g False\n",
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-      "xxxx 7 14 u f g False\n",
-      "xxxx 7 15 u b g False\n",
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-      "xxxx 7 17 u c y False\n",
-      "xxxx 7 18 u b w False\n",
-      "xxxx 7 19 u a y False\n",
-      "xxxx 7 20 u b a False\n",
-      "seq1 8 0 y ! x False\n",
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-      "xxxx 8 4 y a b False\n",
-      "seq1 8 5 y b y True\n",
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-      "xxxx 8 7 y g w False\n",
-      "xxxx 8 8 y g g False\n",
-      "xxxx 8 9 y f u False\n",
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-      "xxxx 8 11 y g g False\n",
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-      "xxxx 8 16 y f y False\n",
-      "xxxx 8 17 y c w False\n",
-      "xxxx 8 18 y b y False\n",
-      "xxxx 8 19 y a a False\n",
-      "xxxx 8 20 y b e False\n",
-      "seq1 9 0 u ! h False\n",
-      "xxxx 9 1 u g u False\n",
-      "xxxx 9 2 u f a False\n",
-      "xxxx 9 3 u h b False\n",
-      "xxxx 9 4 u a y False\n",
-      "seq1 9 5 u b u True\n",
-      "xxxx 9 6 u g w False\n",
-      "xxxx 9 7 u g g False\n",
-      "xxxx 9 8 u g u False\n",
-      "xxxx 9 9 u f g False\n",
-      "xxxx 9 10 u g g False\n",
-      "xxxx 9 11 u g f False\n",
-      "xxxx 9 12 u a g False\n",
-      "xxxx 9 13 u e g False\n",
-      "xxxx 9 14 u f w False\n",
-      "xxxx 9 15 u b y False\n",
-      "xxxx 9 16 u f w False\n",
-      "xxxx 9 17 u c y False\n",
-      "xxxx 9 18 u b a False\n",
-      "xxxx 9 19 u a e False\n",
-      "xxxx 9 20 u b z False\n",
-      "seq1 10 0 w ! u False\n",
+      "seq2 0 1 ! g x False\n",
+      "seq2 0 2 ! h y False\n",
+      "seq2 0 3 ! d x False\n",
+      "seq2 0 4 ! d g False\n",
+      "seq2 0 5 ! a h False\n",
+      "seq2 0 6 ! g d False\n",
+      "seq2 0 7 ! e v False\n",
+      "seq2 0 8 ! e x False\n",
+      "seq2 0 9 ! d d False\n",
+      "seq2 0 10 ! c v False\n",
+      "seq2 0 11 ! h a False\n",
+      "seq2 0 12 ! g g False\n",
+      "seq2 0 13 ! e w False\n",
+      "seq2 0 14 ! f v False\n",
+      "seq2 0 15 ! f e False\n",
+      "seq2 0 16 ! b u False\n",
+      "seq2 0 17 ! g w False\n",
+      "seq2 0 18 ! c x False\n",
+      "seq2 0 19 ! h e False\n",
+      "seq2 0 20 ! d d False\n",
+      "seq1 1 0 x ! x True\n",
+      "xxxx 1 1 x g y False\n",
+      "xxxx 1 2 x h x False\n",
+      "xxxx 1 3 x d g False\n",
+      "xxxx 1 4 x d h False\n",
+      "xxxx 1 5 x a d False\n",
+      "xxxx 1 6 x g v False\n",
+      "xxxx 1 7 x e x False\n",
+      "xxxx 1 8 x e d False\n",
+      "xxxx 1 9 x d v False\n",
+      "xxxx 1 10 x c a False\n",
+      "xxxx 1 11 x h g False\n",
+      "xxxx 1 12 x g w False\n",
+      "xxxx 1 13 x e v False\n",
+      "xxxx 1 14 x f e False\n",
+      "xxxx 1 15 x f u False\n",
+      "xxxx 1 16 x b w False\n",
+      "xxxx 1 17 x g x False\n",
+      "xxxx 1 18 x c e False\n",
+      "xxxx 1 19 x h d False\n",
+      "xxxx 1 20 x d w False\n",
+      "seq1 2 0 y ! y True\n",
+      "xxxx 2 1 y g x False\n",
+      "xxxx 2 2 y h g False\n",
+      "xxxx 2 3 y d h False\n",
+      "xxxx 2 4 y d d False\n",
+      "xxxx 2 5 y a v False\n",
+      "xxxx 2 6 y g x False\n",
+      "xxxx 2 7 y e d False\n",
+      "xxxx 2 8 y e v False\n",
+      "xxxx 2 9 y d a False\n",
+      "xxxx 2 10 y c g False\n",
+      "xxxx 2 11 y h w False\n",
+      "xxxx 2 12 y g v False\n",
+      "xxxx 2 13 y e e False\n",
+      "xxxx 2 14 y f u False\n",
+      "xxxx 2 15 y f w False\n",
+      "xxxx 2 16 y b x False\n",
+      "xxxx 2 17 y g e False\n",
+      "xxxx 2 18 y c d False\n",
+      "xxxx 2 19 y h w False\n",
+      "xxxx 2 20 y d c False\n",
+      "seq1 3 0 x ! x True\n",
+      "seq2 3 1 x g g True\n",
+      "seq2 3 2 x h h True\n",
+      "seq2 3 3 x d d True\n",
+      "xxxx 3 4 x d v False\n",
+      "xxxx 3 5 x a x False\n",
+      "xxxx 3 6 x g d False\n",
+      "xxxx 3 7 x e v False\n",
+      "xxxx 3 8 x e a False\n",
+      "xxxx 3 9 x d g False\n",
+      "xxxx 3 10 x c w False\n",
+      "xxxx 3 11 x h v False\n",
+      "xxxx 3 12 x g e False\n",
+      "xxxx 3 13 x e u False\n",
+      "xxxx 3 14 x f w False\n",
+      "xxxx 3 15 x f x False\n",
+      "xxxx 3 16 x b e False\n",
+      "xxxx 3 17 x g d False\n",
+      "xxxx 3 18 x c w False\n",
+      "xxxx 3 19 x h c False\n",
+      "xxxx 3 20 x d z False\n",
+      "seq1 4 0 v ! g False\n",
+      "xxxx 4 1 v g h False\n",
+      "xxxx 4 2 v h d False\n",
+      "seq1 4 3 v d v True\n",
+      "xxxx 4 4 v d x False\n",
+      "xxxx 4 5 v a d False\n",
+      "xxxx 4 6 v g v False\n",
+      "xxxx 4 7 v e a False\n",
+      "xxxx 4 8 v e g False\n",
+      "xxxx 4 9 v d w False\n",
+      "xxxx 4 10 v c v False\n",
+      "xxxx 4 11 v h e False\n",
+      "xxxx 4 12 v g u False\n",
+      "xxxx 4 13 v e w False\n",
+      "xxxx 4 14 v f x False\n",
+      "xxxx 4 15 v f e False\n",
+      "xxxx 4 16 v b d False\n",
+      "xxxx 4 17 v g w False\n",
+      "xxxx 4 18 v c c False\n",
+      "xxxx 4 19 v h z False\n",
+      "xxxx 4 20 v d y False\n",
+      "seq1 5 0 x ! h False\n",
+      "xxxx 5 1 x g d False\n",
+      "xxxx 5 2 x h v False\n",
+      "seq1 5 3 x d x True\n",
+      "seq2 5 4 x d d True\n",
+      "xxxx 5 5 x a v False\n",
+      "xxxx 5 6 x g a False\n",
+      "xxxx 5 7 x e g False\n",
+      "xxxx 5 8 x e w False\n",
+      "xxxx 5 9 x d v False\n",
+      "xxxx 5 10 x c e False\n",
+      "xxxx 5 11 x h u False\n",
+      "xxxx 5 12 x g w False\n",
+      "xxxx 5 13 x e x False\n",
+      "xxxx 5 14 x f e False\n",
+      "xxxx 5 15 x f d False\n",
+      "xxxx 5 16 x b w False\n",
+      "xxxx 5 17 x g c False\n",
+      "xxxx 5 18 x c z False\n",
+      "xxxx 5 19 x h y False\n",
+      "xxxx 5 20 x d h False\n",
+      "seq1 6 0 v ! d False\n",
+      "xxxx 6 1 v g v False\n",
+      "xxxx 6 2 v h x False\n",
+      "xxxx 6 3 v d d False\n",
+      "seq1 6 4 v d v True\n",
+      "seq2 6 5 v a a True\n",
+      "seq2 6 6 v g g True\n",
+      "xxxx 6 7 v e w False\n",
+      "xxxx 6 8 v e v False\n",
+      "xxxx 6 9 v d e False\n",
+      "xxxx 6 10 v c u False\n",
+      "xxxx 6 11 v h w False\n",
+      "xxxx 6 12 v g x False\n",
+      "xxxx 6 13 v e e False\n",
+      "xxxx 6 14 v f d False\n",
+      "xxxx 6 15 v f w False\n",
+      "xxxx 6 16 v b c False\n",
+      "xxxx 6 17 v g z False\n",
+      "xxxx 6 18 v c y False\n",
+      "xxxx 6 19 v h h False\n",
+      "xxxx 6 20 v d g False\n",
+      "seq1 7 0 w ! v False\n",
+      "xxxx 7 1 w g x False\n",
+      "xxxx 7 2 w h d False\n",
+      "xxxx 7 3 w d v False\n",
+      "xxxx 7 4 w d a False\n",
+      "xxxx 7 5 w a g False\n",
+      "seq1 7 6 w g w True\n",
+      "xxxx 7 7 w e v False\n",
+      "xxxx 7 8 w e e False\n",
+      "xxxx 7 9 w d u False\n",
+      "xxxx 7 10 w c w False\n",
+      "xxxx 7 11 w h x False\n",
+      "xxxx 7 12 w g e False\n",
+      "xxxx 7 13 w e d False\n",
+      "xxxx 7 14 w f w False\n",
+      "xxxx 7 15 w f c False\n",
+      "xxxx 7 16 w b z False\n",
+      "xxxx 7 17 w g y False\n",
+      "xxxx 7 18 w c h False\n",
+      "xxxx 7 19 w h g False\n",
+      "xxxx 7 20 w d z False\n",
+      "seq1 8 0 v ! x False\n",
+      "xxxx 8 1 v g d False\n",
+      "xxxx 8 2 v h v False\n",
+      "xxxx 8 3 v d a False\n",
+      "xxxx 8 4 v d g False\n",
+      "xxxx 8 5 v a w False\n",
+      "seq1 8 6 v g v True\n",
+      "seq2 8 7 v e e True\n",
+      "xxxx 8 8 v e u False\n",
+      "xxxx 8 9 v d w False\n",
+      "xxxx 8 10 v c x False\n",
+      "xxxx 8 11 v h e False\n",
+      "xxxx 8 12 v g d False\n",
+      "xxxx 8 13 v e w False\n",
+      "xxxx 8 14 v f c False\n",
+      "xxxx 8 15 v f z False\n",
+      "xxxx 8 16 v b y False\n",
+      "xxxx 8 17 v g h False\n",
+      "xxxx 8 18 v c g False\n",
+      "xxxx 8 19 v h z False\n",
+      "xxxx 8 20 v d x False\n",
+      "seq1 9 0 u ! d False\n",
+      "xxxx 9 1 u g v False\n",
+      "xxxx 9 2 u h a False\n",
+      "xxxx 9 3 u d g False\n",
+      "xxxx 9 4 u d w False\n",
+      "xxxx 9 5 u a v False\n",
+      "xxxx 9 6 u g e False\n",
+      "seq1 9 7 u e u True\n",
+      "xxxx 9 8 u e w False\n",
+      "xxxx 9 9 u d x False\n",
+      "xxxx 9 10 u c e False\n",
+      "xxxx 9 11 u h d False\n",
+      "xxxx 9 12 u g w False\n",
+      "xxxx 9 13 u e c False\n",
+      "xxxx 9 14 u f z False\n",
+      "xxxx 9 15 u f y False\n",
+      "xxxx 9 16 u b h False\n",
+      "xxxx 9 17 u g g False\n",
+      "xxxx 9 18 u c z False\n",
+      "xxxx 9 19 u h x False\n",
+      "xxxx 9 20 u d w False\n",
+      "seq1 10 0 w ! v False\n",
       "xxxx 10 1 w g a False\n",
-      "xxxx 10 2 w f b False\n",
-      "xxxx 10 3 w h y False\n",
-      "xxxx 10 4 w a u False\n",
-      "seq1 10 5 w b w True\n",
-      "seq2 10 6 w g g True\n",
-      "xxxx 10 7 w g u False\n",
-      "xxxx 10 8 w g g False\n",
-      "xxxx 10 9 w f g False\n",
-      "xxxx 10 10 w g f False\n",
-      "xxxx 10 11 w g g False\n",
-      "xxxx 10 12 w a g False\n",
-      "xxxx 10 13 w e w False\n",
+      "xxxx 10 2 w h g False\n",
+      "xxxx 10 3 w d w False\n",
+      "xxxx 10 4 w d v False\n",
+      "xxxx 10 5 w a e False\n",
+      "xxxx 10 6 w g u False\n",
+      "seq1 10 7 w e w True\n",
+      "xxxx 10 8 w e x False\n",
+      "xxxx 10 9 w d e False\n",
+      "xxxx 10 10 w c d False\n",
+      "xxxx 10 11 w h w False\n",
+      "xxxx 10 12 w g c False\n",
+      "xxxx 10 13 w e z False\n",
       "xxxx 10 14 w f y False\n",
-      "xxxx 10 15 w b w False\n",
-      "xxxx 10 16 w f y False\n",
-      "xxxx 10 17 w c a False\n",
-      "xxxx 10 18 w b e False\n",
-      "xxxx 10 19 w a z False\n",
-      "xxxx 10 20 w b x False\n",
-      "seq1 11 0 u ! a False\n",
-      "xxxx 11 1 u g b False\n",
-      "xxxx 11 2 u f y False\n",
-      "xxxx 11 3 u h u False\n",
-      "xxxx 11 4 u a w False\n",
-      "xxxx 11 5 u b g False\n",
-      "seq1 11 6 u g u True\n",
-      "seq2 11 7 u g g True\n",
-      "seq2 11 8 u g g True\n",
-      "seq2 11 9 u f f True\n",
-      "seq2 11 10 u g g True\n",
-      "seq2 11 11 u g g True\n",
-      "xxxx 11 12 u a w False\n",
-      "xxxx 11 13 u e y False\n",
-      "xxxx 11 14 u f w False\n",
-      "xxxx 11 15 u b y False\n",
-      "xxxx 11 16 u f a False\n",
-      "xxxx 11 17 u c e False\n",
-      "xxxx 11 18 u b z False\n",
-      "xxxx 11 19 u a x False\n",
-      "xxxx 11 20 u b x False\n",
-      "seq1 12 0 w ! b False\n",
-      "xxxx 12 1 w g y False\n",
-      "xxxx 12 2 w f u False\n",
-      "xxxx 12 3 w h w False\n",
-      "xxxx 12 4 w a g False\n",
-      "xxxx 12 5 w b u False\n",
-      "xxxx 12 6 w g g False\n",
-      "xxxx 12 7 w g g False\n",
-      "xxxx 12 8 w g f False\n",
-      "xxxx 12 9 w f g False\n",
-      "xxxx 12 10 w g g False\n",
-      "seq1 12 11 w g w True\n",
-      "xxxx 12 12 w a y False\n",
-      "xxxx 12 13 w e w False\n",
-      "xxxx 12 14 w f y False\n",
-      "xxxx 12 15 w b a False\n",
-      "xxxx 12 16 w f e False\n",
-      "xxxx 12 17 w c z False\n",
-      "xxxx 12 18 w b x False\n",
-      "xxxx 12 19 w a x False\n",
-      "xxxx 12 20 w b f False\n",
-      "seq1 13 0 y ! y False\n",
-      "xxxx 13 1 y g u False\n",
-      "xxxx 13 2 y f w False\n",
-      "xxxx 13 3 y h g False\n",
-      "xxxx 13 4 y a u False\n",
-      "xxxx 13 5 y b g False\n",
-      "xxxx 13 6 y g g False\n",
-      "xxxx 13 7 y g f False\n",
-      "xxxx 13 8 y g g False\n",
-      "xxxx 13 9 y f g False\n",
-      "xxxx 13 10 y g w False\n",
-      "seq1 13 11 y g y True\n",
-      "xxxx 13 12 y a w False\n",
-      "xxxx 13 13 y e y False\n",
-      "xxxx 13 14 y f a False\n",
-      "xxxx 13 15 y b e False\n",
-      "xxxx 13 16 y f z False\n",
-      "xxxx 13 17 y c x False\n",
-      "xxxx 13 18 y b x False\n",
-      "xxxx 13 19 y a f False\n",
-      "xxxx 13 20 y b y False\n",
-      "seq1 14 0 w ! u False\n",
-      "xxxx 14 1 w g w False\n",
-      "xxxx 14 2 w f g False\n",
-      "xxxx 14 3 w h u False\n",
-      "xxxx 14 4 w a g False\n",
-      "xxxx 14 5 w b g False\n",
-      "xxxx 14 6 w g f False\n",
-      "xxxx 14 7 w g g False\n",
-      "xxxx 14 8 w g g False\n",
-      "xxxx 14 9 w f w False\n",
-      "xxxx 14 10 w g y False\n",
-      "seq1 14 11 w g w True\n",
-      "xxxx 14 12 w a y False\n",
-      "xxxx 14 13 w e a False\n",
-      "xxxx 14 14 w f e False\n",
-      "xxxx 14 15 w b z False\n",
-      "xxxx 14 16 w f x False\n",
-      "xxxx 14 17 w c x False\n",
-      "xxxx 14 18 w b f False\n",
-      "xxxx 14 19 w a y False\n",
-      "xxxx 14 20 w b b False\n",
-      "seq1 15 0 y ! w False\n",
-      "xxxx 15 1 y g g False\n",
-      "xxxx 15 2 y f u False\n",
-      "xxxx 15 3 y h g False\n",
-      "xxxx 15 4 y a g False\n",
-      "xxxx 15 5 y b f False\n",
-      "xxxx 15 6 y g g False\n",
-      "xxxx 15 7 y g g False\n",
-      "xxxx 15 8 y g w False\n",
-      "xxxx 15 9 y f y False\n",
-      "xxxx 15 10 y g w False\n",
-      "seq1 15 11 y g y True\n",
-      "seq2 15 12 y a a True\n",
-      "seq2 15 13 y e e True\n",
-      "xxxx 15 14 y f z False\n",
-      "xxxx 15 15 y b x False\n",
-      "xxxx 15 16 y f x False\n",
-      "xxxx 15 17 y c f False\n",
-      "xxxx 15 18 y b y False\n",
-      "xxxx 15 19 y a b False\n",
-      "xxxx 15 20 y b x False\n",
-      "seq1 16 0 z ! g False\n",
-      "xxxx 16 1 z g u False\n",
-      "xxxx 16 2 z f g False\n",
-      "xxxx 16 3 z h g False\n",
-      "xxxx 16 4 z a f False\n",
-      "xxxx 16 5 z b g False\n",
-      "xxxx 16 6 z g g False\n",
-      "xxxx 16 7 z g w False\n",
-      "xxxx 16 8 z g y False\n",
-      "xxxx 16 9 z f w False\n",
-      "xxxx 16 10 z g y False\n",
-      "xxxx 16 11 z g a False\n",
-      "xxxx 16 12 z a e False\n",
-      "seq1 16 13 z e z True\n",
-      "xxxx 16 14 z f x False\n",
-      "xxxx 16 15 z b x False\n",
-      "xxxx 16 16 z f f False\n",
-      "xxxx 16 17 z c y False\n",
-      "xxxx 16 18 z b b False\n",
-      "xxxx 16 19 z a x False\n",
-      "xxxx 16 20 z b f False\n",
-      "seq1 17 0 x ! u False\n",
-      "xxxx 17 1 x g g False\n",
-      "xxxx 17 2 x f g False\n",
-      "xxxx 17 3 x h f False\n",
-      "xxxx 17 4 x a g False\n",
-      "xxxx 17 5 x b g False\n",
-      "xxxx 17 6 x g w False\n",
-      "xxxx 17 7 x g y False\n",
-      "xxxx 17 8 x g w False\n",
-      "xxxx 17 9 x f y False\n",
-      "xxxx 17 10 x g a False\n",
-      "xxxx 17 11 x g e False\n",
-      "xxxx 17 12 x a z False\n",
-      "seq1 17 13 x e x True\n",
-      "xxxx 17 14 x f x False\n",
-      "xxxx 17 15 x b f False\n",
-      "xxxx 17 16 x f y False\n",
-      "xxxx 17 17 x c b False\n",
-      "xxxx 17 18 x b x False\n",
-      "xxxx 17 19 x a f False\n",
-      "xxxx 17 20 x b c False\n",
-      "seq1 18 0 x ! g False\n",
-      "xxxx 18 1 x g g False\n",
-      "xxxx 18 2 x f f False\n",
-      "xxxx 18 3 x h g False\n",
-      "xxxx 18 4 x a g False\n",
-      "xxxx 18 5 x b w False\n",
-      "xxxx 18 6 x g y False\n",
-      "xxxx 18 7 x g w False\n",
-      "xxxx 18 8 x g y False\n",
-      "xxxx 18 9 x f a False\n",
-      "xxxx 18 10 x g e False\n",
-      "xxxx 18 11 x g z False\n",
-      "xxxx 18 12 x a x False\n",
-      "seq1 18 13 x e x True\n",
-      "seq2 18 14 x f f True\n",
-      "xxxx 18 15 x b y False\n",
-      "xxxx 18 16 x f b False\n",
-      "xxxx 18 17 x c x False\n",
-      "xxxx 18 18 x b f False\n",
-      "xxxx 18 19 x a c False\n",
-      "xxxx 18 20 x b b False\n",
-      "seq1 19 0 y ! g False\n",
-      "xxxx 19 1 y g f False\n",
-      "xxxx 19 2 y f g False\n",
-      "xxxx 19 3 y h g False\n",
-      "xxxx 19 4 y a w False\n",
-      "xxxx 19 5 y b y False\n",
-      "xxxx 19 6 y g w False\n",
-      "xxxx 19 7 y g y False\n",
-      "xxxx 19 8 y g a False\n",
-      "xxxx 19 9 y f e False\n",
-      "xxxx 19 10 y g z False\n",
-      "xxxx 19 11 y g x False\n",
-      "xxxx 19 12 y a x False\n",
-      "xxxx 19 13 y e f False\n",
-      "seq1 19 14 y f y True\n",
-      "seq2 19 15 y b b True\n",
-      "xxxx 19 16 y f x False\n",
-      "xxxx 19 17 y c f False\n",
-      "xxxx 19 18 y b c False\n",
-      "xxxx 19 19 y a b False\n",
-      "xxxx 19 20 y b a False\n",
-      "seq1 20 0 x ! f False\n",
-      "xxxx 20 1 x g g False\n",
-      "xxxx 20 2 x f g False\n",
-      "xxxx 20 3 x h w False\n",
-      "xxxx 20 4 x a y False\n",
-      "xxxx 20 5 x b w False\n",
-      "xxxx 20 6 x g y False\n",
-      "xxxx 20 7 x g a False\n",
-      "xxxx 20 8 x g e False\n",
-      "xxxx 20 9 x f z False\n",
-      "xxxx 20 10 x g x False\n",
-      "xxxx 20 11 x g x False\n",
-      "xxxx 20 12 x a f False\n",
-      "xxxx 20 13 x e y False\n",
-      "xxxx 20 14 x f b False\n",
-      "seq1 20 15 x b x True\n",
-      "seq2 20 16 x f f True\n",
-      "seq2 20 17 x c c True\n",
-      "seq2 20 18 x b b True\n",
-      "seq2 20 19 x a a True\n",
-      "seq2 20 20 x b b True\n",
-      "T T . . . . . . . . . . . . . . . . . . .\n",
-      ". T . . . . . . . . . . . . . . . . . . .\n",
-      ". T . . . . . . . . . . . . . . . . . . .\n",
-      ". T . . . . . . . . . . . . . . . . . . .\n",
-      ". T T . . . . . . . . . . . . . . . . . .\n",
-      ". . T . . . . . . . . . . . . . . . . . .\n",
-      ". . T T . . . . . . . . . . . . . . . . .\n",
-      ". . . T T T . . . . . . . . . . . . . . .\n",
-      ". . . . . T . . . . . . . . . . . . . . .\n",
-      ". . . . . T . . . . . . . . . . . . . . .\n",
-      ". . . . . T T . . . . . . . . . . . . . .\n",
-      ". . . . . . T T T T T T . . . . . . . . .\n",
-      ". . . . . . . . . . . T . . . . . . . . .\n",
-      ". . . . . . . . . . . T . . . . . . . . .\n",
-      ". . . . . . . . . . . T . . . . . . . . .\n",
-      ". . . . . . . . . . . T T T . . . . . . .\n",
-      ". . . . . . . . . . . . . T . . . . . . .\n",
-      ". . . . . . . . . . . . . T . . . . . . .\n",
+      "xxxx 10 15 w f h False\n",
+      "xxxx 10 16 w b g False\n",
+      "xxxx 10 17 w g z False\n",
+      "xxxx 10 18 w c x False\n",
+      "xxxx 10 19 w h w False\n",
+      "xxxx 10 20 w d e False\n",
+      "seq1 11 0 x ! a False\n",
+      "xxxx 11 1 x g g False\n",
+      "xxxx 11 2 x h w False\n",
+      "xxxx 11 3 x d v False\n",
+      "xxxx 11 4 x d e False\n",
+      "xxxx 11 5 x a u False\n",
+      "xxxx 11 6 x g w False\n",
+      "seq1 11 7 x e x True\n",
+      "seq2 11 8 x e e True\n",
+      "seq2 11 9 x d d True\n",
+      "xxxx 11 10 x c w False\n",
+      "xxxx 11 11 x h c False\n",
+      "xxxx 11 12 x g z False\n",
+      "xxxx 11 13 x e y False\n",
+      "xxxx 11 14 x f h False\n",
+      "xxxx 11 15 x f g False\n",
+      "xxxx 11 16 x b z False\n",
+      "xxxx 11 17 x g x False\n",
+      "xxxx 11 18 x c w False\n",
+      "xxxx 11 19 x h e False\n",
+      "xxxx 11 20 x d w False\n",
+      "seq1 12 0 w ! g False\n",
+      "xxxx 12 1 w g w False\n",
+      "xxxx 12 2 w h v False\n",
+      "xxxx 12 3 w d e False\n",
+      "xxxx 12 4 w d u False\n",
+      "xxxx 12 5 w a w False\n",
+      "xxxx 12 6 w g x False\n",
+      "xxxx 12 7 w e e False\n",
+      "xxxx 12 8 w e d False\n",
+      "seq1 12 9 w d w True\n",
+      "seq2 12 10 w c c True\n",
+      "xxxx 12 11 w h z False\n",
+      "xxxx 12 12 w g y False\n",
+      "xxxx 12 13 w e h False\n",
+      "xxxx 12 14 w f g False\n",
+      "xxxx 12 15 w f z False\n",
+      "xxxx 12 16 w b x False\n",
+      "xxxx 12 17 w g w False\n",
+      "xxxx 12 18 w c e False\n",
+      "xxxx 12 19 w h w False\n",
+      "xxxx 12 20 w d f False\n",
+      "seq1 13 0 z ! w False\n",
+      "xxxx 13 1 z g v False\n",
+      "xxxx 13 2 z h e False\n",
+      "xxxx 13 3 z d u False\n",
+      "xxxx 13 4 z d w False\n",
+      "xxxx 13 5 z a x False\n",
+      "xxxx 13 6 z g e False\n",
+      "xxxx 13 7 z e d False\n",
+      "xxxx 13 8 z e w False\n",
+      "xxxx 13 9 z d c False\n",
+      "seq1 13 10 z c z True\n",
+      "xxxx 13 11 z h y False\n",
+      "xxxx 13 12 z g h False\n",
+      "xxxx 13 13 z e g False\n",
+      "xxxx 13 14 z f z False\n",
+      "xxxx 13 15 z f x False\n",
+      "xxxx 13 16 z b w False\n",
+      "xxxx 13 17 z g e False\n",
+      "xxxx 13 18 z c w False\n",
+      "xxxx 13 19 z h f False\n",
+      "xxxx 13 20 z d z False\n",
+      "seq1 14 0 y ! v False\n",
+      "xxxx 14 1 y g e False\n",
+      "xxxx 14 2 y h u False\n",
+      "xxxx 14 3 y d w False\n",
+      "xxxx 14 4 y d x False\n",
+      "xxxx 14 5 y a e False\n",
+      "xxxx 14 6 y g d False\n",
+      "xxxx 14 7 y e w False\n",
+      "xxxx 14 8 y e c False\n",
+      "xxxx 14 9 y d z False\n",
+      "seq1 14 10 y c y True\n",
+      "seq2 14 11 y h h True\n",
+      "seq2 14 12 y g g True\n",
+      "xxxx 14 13 y e z False\n",
+      "xxxx 14 14 y f x False\n",
+      "xxxx 14 15 y f w False\n",
+      "xxxx 14 16 y b e False\n",
+      "xxxx 14 17 y g w False\n",
+      "xxxx 14 18 y c f False\n",
+      "xxxx 14 19 y h z False\n",
+      "xxxx 14 20 y d f False\n",
+      "seq1 15 0 z ! e False\n",
+      "xxxx 15 1 z g u False\n",
+      "xxxx 15 2 z h w False\n",
+      "xxxx 15 3 z d x False\n",
+      "xxxx 15 4 z d e False\n",
+      "xxxx 15 5 z a d False\n",
+      "xxxx 15 6 z g w False\n",
+      "xxxx 15 7 z e c False\n",
+      "xxxx 15 8 z e z False\n",
+      "xxxx 15 9 z d y False\n",
+      "xxxx 15 10 z c h False\n",
+      "xxxx 15 11 z h g False\n",
+      "seq1 15 12 z g z True\n",
+      "xxxx 15 13 z e x False\n",
+      "xxxx 15 14 z f w False\n",
+      "xxxx 15 15 z f e False\n",
+      "xxxx 15 16 z b w False\n",
+      "xxxx 15 17 z g f False\n",
+      "xxxx 15 18 z c z False\n",
+      "xxxx 15 19 z h f False\n",
+      "xxxx 15 20 z d b False\n",
+      "seq1 16 0 x ! u False\n",
+      "xxxx 16 1 x g w False\n",
+      "xxxx 16 2 x h x False\n",
+      "xxxx 16 3 x d e False\n",
+      "xxxx 16 4 x d d False\n",
+      "xxxx 16 5 x a w False\n",
+      "xxxx 16 6 x g c False\n",
+      "xxxx 16 7 x e z False\n",
+      "xxxx 16 8 x e y False\n",
+      "xxxx 16 9 x d h False\n",
+      "xxxx 16 10 x c g False\n",
+      "xxxx 16 11 x h z False\n",
+      "seq1 16 12 x g x True\n",
+      "xxxx 16 13 x e w False\n",
+      "xxxx 16 14 x f e False\n",
+      "xxxx 16 15 x f w False\n",
+      "xxxx 16 16 x b f False\n",
+      "xxxx 16 17 x g z False\n",
+      "xxxx 16 18 x c f False\n",
+      "xxxx 16 19 x h b False\n",
+      "xxxx 16 20 x d u False\n",
+      "seq1 17 0 w ! w False\n",
+      "xxxx 17 1 w g x False\n",
+      "xxxx 17 2 w h e False\n",
+      "xxxx 17 3 w d d False\n",
+      "xxxx 17 4 w d w False\n",
+      "xxxx 17 5 w a c False\n",
+      "xxxx 17 6 w g z False\n",
+      "xxxx 17 7 w e y False\n",
+      "xxxx 17 8 w e h False\n",
+      "xxxx 17 9 w d g False\n",
+      "xxxx 17 10 w c z False\n",
+      "xxxx 17 11 w h x False\n",
+      "seq1 17 12 w g w True\n",
+      "seq2 17 13 w e e True\n",
+      "xxxx 17 14 w f w False\n",
+      "xxxx 17 15 w f f False\n",
+      "xxxx 17 16 w b z False\n",
+      "xxxx 17 17 w g f False\n",
+      "xxxx 17 18 w c b False\n",
+      "xxxx 17 19 w h u False\n",
+      "xxxx 17 20 w d g False\n",
+      "seq1 18 0 w ! x False\n",
+      "xxxx 18 1 w g e False\n",
+      "xxxx 18 2 w h d False\n",
+      "xxxx 18 3 w d w False\n",
+      "xxxx 18 4 w d c False\n",
+      "xxxx 18 5 w a z False\n",
+      "xxxx 18 6 w g y False\n",
+      "xxxx 18 7 w e h False\n",
+      "xxxx 18 8 w e g False\n",
+      "xxxx 18 9 w d z False\n",
+      "xxxx 18 10 w c x False\n",
+      "xxxx 18 11 w h w False\n",
+      "xxxx 18 12 w g e False\n",
+      "seq1 18 13 w e w True\n",
+      "seq2 18 14 w f f True\n",
+      "xxxx 18 15 w f z False\n",
+      "xxxx 18 16 w b f False\n",
+      "xxxx 18 17 w g b False\n",
+      "xxxx 18 18 w c u False\n",
+      "xxxx 18 19 w h g False\n",
+      "xxxx 18 20 w d c False\n",
+      "seq1 19 0 z ! e False\n",
+      "xxxx 19 1 z g d False\n",
+      "xxxx 19 2 z h w False\n",
+      "xxxx 19 3 z d c False\n",
+      "xxxx 19 4 z d z False\n",
+      "xxxx 19 5 z a y False\n",
+      "xxxx 19 6 z g h False\n",
+      "xxxx 19 7 z e g False\n",
+      "xxxx 19 8 z e z False\n",
+      "xxxx 19 9 z d x False\n",
+      "xxxx 19 10 z c w False\n",
+      "xxxx 19 11 z h e False\n",
+      "xxxx 19 12 z g w False\n",
+      "xxxx 19 13 z e f False\n",
+      "seq1 19 14 z f z True\n",
+      "seq2 19 15 z f f True\n",
+      "seq2 19 16 z b b True\n",
+      "xxxx 19 17 z g u False\n",
+      "xxxx 19 18 z c g False\n",
+      "xxxx 19 19 z h c False\n",
+      "xxxx 19 20 z d h False\n",
+      "seq1 20 0 u ! d False\n",
+      "xxxx 20 1 u g w False\n",
+      "xxxx 20 2 u h c False\n",
+      "xxxx 20 3 u d z False\n",
+      "xxxx 20 4 u d y False\n",
+      "xxxx 20 5 u a h False\n",
+      "xxxx 20 6 u g g False\n",
+      "xxxx 20 7 u e z False\n",
+      "xxxx 20 8 u e x False\n",
+      "xxxx 20 9 u d w False\n",
+      "xxxx 20 10 u c e False\n",
+      "xxxx 20 11 u h w False\n",
+      "xxxx 20 12 u g f False\n",
+      "xxxx 20 13 u e z False\n",
+      "xxxx 20 14 u f f False\n",
+      "xxxx 20 15 u f b False\n",
+      "seq1 20 16 u b u True\n",
+      "seq2 20 17 u g g True\n",
+      "seq2 20 18 u c c True\n",
+      "seq2 20 19 u h h True\n",
+      "seq2 20 20 u d d True\n",
+      "T . . . . . . . . . . . . . . . . . . . .\n",
+      "T . . . . . . . . . . . . . . . . . . . .\n",
+      "T . . . . . . . . . . . . . . . . . . . .\n",
+      "T T T T . . . . . . . . . . . . . . . . .\n",
+      ". . . T . . . . . . . . . . . . . . . . .\n",
+      ". . . T T . . . . . . . . . . . . . . . .\n",
+      ". . . . T T T . . . . . . . . . . . . . .\n",
+      ". . . . . . T . . . . . . . . . . . . . .\n",
+      ". . . . . . T T . . . . . . . . . . . . .\n",
+      ". . . . . . . T . . . . . . . . . . . . .\n",
+      ". . . . . . . T . . . . . . . . . . . . .\n",
+      ". . . . . . . T T T . . . . . . . . . . .\n",
+      ". . . . . . . . . T T . . . . . . . . . .\n",
+      ". . . . . . . . . . T . . . . . . . . . .\n",
+      ". . . . . . . . . . T T T . . . . . . . .\n",
+      ". . . . . . . . . . . . T . . . . . . . .\n",
+      ". . . . . . . . . . . . T . . . . . . . .\n",
+      ". . . . . . . . . . . . T T . . . . . . .\n",
       ". . . . . . . . . . . . . T T . . . . . .\n",
-      ". . . . . . . . . . . . . . T T . . . . .\n",
-      ". . . . . . . . . . . . . . . T T T T T T\n"
+      ". . . . . . . . . . . . . . T T T . . . .\n",
+      ". . . . . . . . . . . . . . . . T T T T T\n"
      ]
     }
    ],
@@ -1277,18 +1254,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 22,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 23,
+   "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "'gWXUZfZXhUabYUWgUggfggWYWYaeZXXfYbXfcbab'"
+       "'XYXghdVXdVagWVeUWXedWcZYhgZXWeWfZfbUgchd'"
       ]
      },
-     "execution_count": 22,
+     "execution_count": 23,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1299,37 +1274,35 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 23,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 24,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "T T . . . . . . . . . . . . . . . . . . .\n",
-      ". T . . . . . . . . . . . . . . . . . . .\n",
-      ". T . . . . . . . . . . . . . . . . . . .\n",
-      ". T . . . . . . . . . . . . . . . . . . .\n",
-      ". T T . . . . . . . . . . . . . . . . . .\n",
-      ". . T . . . . . . . . . . . . . . . . . .\n",
-      ". . T T . . . . . . . . . . . . . . . . .\n",
-      ". . . T T T . . . . . . . . . . . . . . .\n",
-      ". . . . . T . . . . . . . . . . . . . . .\n",
-      ". . . . . T . . . . . . . . . . . . . . .\n",
-      ". . . . . T T . . . . . . . . . . . . . .\n",
-      ". . . . . . T T T T T T . . . . . . . . .\n",
-      ". . . . . . . . . . . T . . . . . . . . .\n",
-      ". . . . . . . . . . . T . . . . . . . . .\n",
-      ". . . . . . . . . . . T . . . . . . . . .\n",
-      ". . . . . . . . . . . T T T . . . . . . .\n",
-      ". . . . . . . . . . . . . T . . . . . . .\n",
-      ". . . . . . . . . . . . . T . . . . . . .\n",
+      "T . . . . . . . . . . . . . . . . . . . .\n",
+      "T . . . . . . . . . . . . . . . . . . . .\n",
+      "T . . . . . . . . . . . . . . . . . . . .\n",
+      "T T T T . . . . . . . . . . . . . . . . .\n",
+      ". . . T . . . . . . . . . . . . . . . . .\n",
+      ". . . T T . . . . . . . . . . . . . . . .\n",
+      ". . . . T T T . . . . . . . . . . . . . .\n",
+      ". . . . . . T . . . . . . . . . . . . . .\n",
+      ". . . . . . T T . . . . . . . . . . . . .\n",
+      ". . . . . . . T . . . . . . . . . . . . .\n",
+      ". . . . . . . T . . . . . . . . . . . . .\n",
+      ". . . . . . . T T T . . . . . . . . . . .\n",
+      ". . . . . . . . . T T . . . . . . . . . .\n",
+      ". . . . . . . . . . T . . . . . . . . . .\n",
+      ". . . . . . . . . . T T T . . . . . . . .\n",
+      ". . . . . . . . . . . . T . . . . . . . .\n",
+      ". . . . . . . . . . . . T . . . . . . . .\n",
+      ". . . . . . . . . . . . T T . . . . . . .\n",
       ". . . . . . . . . . . . . T T . . . . . .\n",
-      ". . . . . . . . . . . . . . T T . . . . .\n",
-      ". . . . . . . . . . . . . . . T T T T T T\n",
-      "gWXUZfZXhUabYUWgUggfggWYWYaeZXXfYbXfcbab\n"
+      ". . . . . . . . . . . . . . T T T . . . .\n",
+      ". . . . . . . . . . . . . . . . T T T T T\n",
+      "XYXghdVXdVagWVeUWXedWcZYhgZXWeWfZfbUgchd\n"
      ]
     },
     {
@@ -1338,7 +1311,7 @@
        "True"
       ]
      },
-     "execution_count": 23,
+     "execution_count": 24,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1352,21 +1325,19 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 24,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 25,
+   "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "('dcgegfedbddhhbgafhbgggcdhgbhbhghbfddbedcacbdhbafbg',\n",
-       " 'bbbahedbceeebafgghffehgbeacgfcbhccffcacccfacgegcfc',\n",
-       " 'dcgbbbegfeadhbedddbceheebahfbgaggfhhbgggfcdfhehggbbhbheghbfdadcgbfecbhdccacfcbdhfcabcaccffbgacgegcfc',\n",
+       "('fahfgbdechbafcbcadcfchhccffhfgeagdhdceebccbhgdefgd',\n",
+       " 'badbgfaachhhhgghhebahhcbgabcfafeehfcabhbaaccgbcfae',\n",
+       " 'badfbgfahfgbadecahcbahfhchbchagghhdcefchbahhhcbcgacfbcffhafefgeaegdhfcabhhbdcaaccgebcfebcaecbhgdefgd',\n",
        " 100)"
       ]
      },
-     "execution_count": 24,
+     "execution_count": 25,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1380,67 +1351,65 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 25,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 26,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . T T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      "T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      "T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      "T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      "T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". T T T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". T . . . . T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . T . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . T T T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . T T T T T . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T T T . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T T . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . T T T T . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . T . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T T . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
-      "dcgBBBegfeAdHbEddDBCEhEEBAhFbgaGGfhHbgggFcdFhEHgGbBhbhEghbfdAdCGbFeCBHdcCaCFcbdhFCAbCaCCfFbgACGEGCFC\n"
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T T T T T T T\n",
+      "BADfBGFahfgbAdecAhCbaHfHcHbcHaGGHHdcEfchBAhHHCBcGAcfBCfFhAFEfgeaEgdHFCABhHBdcAACCGeBCFebcAEcbhgdefgd\n"
      ]
     },
     {
@@ -1449,7 +1418,7 @@
        "True"
       ]
      },
-     "execution_count": 25,
+     "execution_count": 26,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1463,16 +1432,14 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 26,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 27,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "100 loops, best of 3: 1.77 ms per loop\n"
+      "1000 loops, best of 3: 1.24 ms per loop\n"
      ]
     }
    ],
@@ -1483,67 +1450,65 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 27,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 28,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      "T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      "T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       "T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . T T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . T T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . T T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . T T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . T T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . T T T T T . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . T . T T T . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . T T T T . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T . . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . T . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . T . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T . . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . .\n",
-      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T T T T T T\n",
-      "DCGbbbEGFEaDhBedDDbceHeebaHfBGAggFhHBGGGfCDfHehgGbBHBHeGHBFDaDcgBfEcbhDcCAcfCBDHfcaBcAccfFBGacgegcfc\n"
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T T T T . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . T T T . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T T T . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T\n",
+      "badFbgfAHFGBaDECaHcBAhFhChBChAgghhDCeFCHbahhHcbCgaCFbcfFHafeFGEAeGDhfcabhHbDCaaccgEbcfEBCaeCBHGDEFGD\n"
      ]
     },
     {
@@ -1552,7 +1517,7 @@
        "True"
       ]
      },
-     "execution_count": 27,
+     "execution_count": 28,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1566,10 +1531,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 28,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 29,
+   "metadata": {},
    "outputs": [
     {
      "data": {
@@ -1577,7 +1540,7 @@
        "True"
       ]
      },
-     "execution_count": 28,
+     "execution_count": 29,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1588,18 +1551,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 29,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 30,
+   "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "('aebeedbbfabfbddehbagecgaadbbedaedghchdaghhaghedhbe', False, False)"
+       "('gbaehdacgdebgaebecfbefcbehfgcheaccdehbfdfadebhcehd', False, False)"
       ]
      },
-     "execution_count": 29,
+     "execution_count": 30,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1611,19 +1572,14 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 30,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 31,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
       "T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      "T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      "T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      "T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
@@ -1671,7 +1627,10 @@
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
       ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
-      "DCG\n"
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      "\n"
      ]
     },
     {
@@ -1680,7 +1639,7 @@
        "False"
       ]
      },
-     "execution_count": 30,
+     "execution_count": 31,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1694,7 +1653,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 31,
+   "execution_count": 32,
    "metadata": {
     "collapsed": true
    },
@@ -1718,7 +1677,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 32,
+   "execution_count": 33,
    "metadata": {
     "collapsed": true
    },
@@ -1733,10 +1692,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 33,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 34,
+   "metadata": {},
    "outputs": [
     {
      "data": {
@@ -1744,7 +1701,7 @@
        "True"
       ]
      },
-     "execution_count": 33,
+     "execution_count": 34,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1755,10 +1712,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 34,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 35,
+   "metadata": {},
    "outputs": [
     {
      "data": {
@@ -1766,7 +1721,7 @@
        "False"
       ]
      },
-     "execution_count": 34,
+     "execution_count": 35,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1784,7 +1739,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 35,
+   "execution_count": 36,
    "metadata": {
     "collapsed": true
    },
@@ -1797,7 +1752,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 36,
+   "execution_count": 37,
    "metadata": {
     "collapsed": true
    },
@@ -1823,18 +1778,29 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 37,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 73,
+   "metadata": {},
    "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "0: accbadaadc\n",
+      "1: bbbbaabada\n",
+      "2: cdaacacadcddbccacdab\n",
+      "3: bbcdabbaaabcbcadcaac\n",
+      "4: accbbabbdbaaabadaadc\n",
+      "5: acadcdddab\n",
+      "6: aacccabaddcdaddaabdc\n"
+     ]
+    },
     {
      "data": {
       "text/plain": [
-       "('badbabcddb', 'dcaacccbaa', 'bdacaacccdbbabacdadb', 20)"
+       "['accbbabbdbaaabadaadc']"
       ]
      },
-     "execution_count": 37,
+     "execution_count": 73,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1843,35 +1809,39 @@
     "s1 = make_string(10, alphabet='abcd')\n",
     "s2 = make_string(10, alphabet='abcd')\n",
     "s3 = make_string(10, alphabet='abcd')\n",
+    "s4 = make_string(10, alphabet='abcd')\n",
     "il = interleave(s1, s2)\n",
-    "s1, s2, il, len(il)"
+    "bs = [s3, il, interleave(s3, s4), interleave(s2, s4), interleave(s1, s3)]\n",
+    "random.shuffle(bs)\n",
+    "bs = [s1, s2] + bs\n",
+    "tg = [l for l in bs if is_interleave(s1, s2, l)]\n",
+    "print('\\n'.join(['{}: {}'.format(i, s) for i, s in enumerate(bs)]))\n",
+    "tg"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 38,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 74,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
       "* . . . . . . . . . .\n",
-      "b d . . . . . . . . .\n",
-      ". a c a a c c c . . .\n",
-      ". . . . . . . d b . .\n",
-      ". . . . . . . b b a .\n",
-      ". . . . . . . . a . .\n",
-      ". . . . . . . . b a .\n",
-      ". . . . . . . . . c .\n",
-      ". . . . . . . . . d a\n",
-      ". . . . . . . . . . d\n",
-      ". . . . . . . . . . b\n",
-      "BdAcaacccDbBABaCDaDB\n",
-      "bdacaacccdbbabacdadb\n",
-      "* *      * *** ** **\n"
+      "a . . . . . . . . . .\n",
+      "c . . . . . . . . . .\n",
+      "c b b . . . . . . . .\n",
+      "b b . . . . . . . . .\n",
+      ". a b b . . . . . . .\n",
+      ". . . d b a a . . . .\n",
+      ". . . . a a a b a d a\n",
+      ". . . . a a . a . a a\n",
+      ". . . . . . . d a . d\n",
+      ". . . . . . . . . . c\n",
+      "ACCbBAbbDbaaAbadaADC\n",
+      "accbbabbdbaaabadaadc\n",
+      "*** **  *   *    ***\n"
      ]
     },
     {
@@ -1880,7 +1850,7 @@
        "True"
       ]
      },
-     "execution_count": 38,
+     "execution_count": 74,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1893,31 +1863,60 @@
     "v"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": 75,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "aacccabaddcdaddaabdc\n",
+      " * ** ** *  *   * **\n"
+     ]
+    },
+    {
+     "data": {
+      "text/plain": [
+       "6"
+      ]
+     },
+     "execution_count": 75,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "ind = [i for i, b in enumerate(bs) if is_interleave(s1, s3, b)][0]\n",
+    "v, bp = is_interleave(s1, s3, bs[ind], return_backpointers=True)\n",
+    "print(show_backtrace_star(bp))\n",
+    "ind"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 39,
-   "metadata": {
-    "collapsed": false
-   },
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "* b . . . . . . . . .\n",
-      ". d a . . . . . . . .\n",
-      ". . c . . . . . . . .\n",
-      ". . a . . . . . . . .\n",
-      ". . a . . . . . . . .\n",
-      ". . c . . . . . . . .\n",
-      ". . c . . . . . . . .\n",
-      ". . c d b . . . . . .\n",
-      ". . . b b a b . . . .\n",
-      ". . . . a . a c d . .\n",
-      ". . . . . . . . a d b\n",
-      "bDaCAACCCdbBabAcdAdb\n",
-      "bdacaacccdbbabacdadb\n",
-      " * ******  *  *  *  \n"
+      "* . . . . . . . . . .\n",
+      "b d . . . . . . . . .\n",
+      ". b c c . . . . . . .\n",
+      ". . . d . . . . . . .\n",
+      ". . . c a a . . . . .\n",
+      ". . . a a a . . . . .\n",
+      ". . . a a a d a . . .\n",
+      ". . . a a . a a b a c\n",
+      ". . . . d a . . . . d\n",
+      ". . . . . . . . . . d\n",
+      ". . . . . . . . . . c\n",
+      "BdBccDCaaAAdaAbacDDC\n",
+      "bdbccdcaaaadaabacddc\n",
+      "* *  **  **  *   ***\n"
      ]
     },
     {
@@ -1942,16 +1941,13 @@
   {
    "cell_type": "code",
    "execution_count": 40,
-   "metadata": {
-    "collapsed": false
-   },
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
       "* . . . . . . . . . .\n",
-      "b . . . . . . . . . .\n",
       ". . . . . . . . . . .\n",
       ". . . . . . . . . . .\n",
       ". . . . . . . . . . .\n",
@@ -1961,9 +1957,9 @@
       ". . . . . . . . . . .\n",
       ". . . . . . . . . . .\n",
       ". . . . . . . . . . .\n",
-      "B\n",
-      "b\n",
-      "*\n"
+      ". . . . . . . . . . .\n",
+      "\n",
+      "\n"
      ]
     },
     {
@@ -1988,15 +1984,14 @@
   {
    "cell_type": "code",
    "execution_count": 41,
-   "metadata": {
-    "collapsed": false
-   },
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
       "* . . . . . . . . . .\n",
+      "b . . . . . . . . . .\n",
       ". . . . . . . . . . .\n",
       ". . . . . . . . . . .\n",
       ". . . . . . . . . . .\n",
@@ -2006,9 +2001,9 @@
       ". . . . . . . . . . .\n",
       ". . . . . . . . . . .\n",
       ". . . . . . . . . . .\n",
-      ". . . . . . . . . . .\n",
-      "\n",
-      "\n"
+      "B\n",
+      "b\n",
+      "*\n"
      ]
     },
     {
@@ -2041,9 +2036,9 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 58,
+   "execution_count": 47,
    "metadata": {
-    "collapsed": false
+    "collapsed": true
    },
    "outputs": [],
    "source": [
@@ -2052,7 +2047,7 @@
     "other_bills = [make_string(200) for _ in range(98)]\n",
     "\n",
     "target_interleaved = interleave(my_bill, friend_bill)\n",
-    "mine_interleaved = [interleave(my_bill, o) for o in random.sample(other_bills, 24)]\n",
+    "mine_interleaved = [interleave(my_bill, o) for o in random.sample(other_bills, 21)]\n",
     "friend_interleaved = [interleave(friend_bill, o) for o in random.sample(other_bills, 13)]\n",
     "other_interleaved = []\n",
     "for _ in range(103):\n",
@@ -2062,9 +2057,9 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 59,
+   "execution_count": 48,
    "metadata": {
-    "collapsed": false
+    "collapsed": true
    },
    "outputs": [],
    "source": [
@@ -2073,17 +2068,15 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 60,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 49,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "CPU times: user 4.55 s, sys: 4 ms, total: 4.56 s\n",
-      "Wall time: 4.56 s\n"
+      "CPU times: user 3.16 s, sys: 8 ms, total: 3.16 s\n",
+      "Wall time: 3.17 s\n"
      ]
     },
     {
@@ -2092,7 +2085,7 @@
        "[0]"
       ]
      },
-     "execution_count": 60,
+     "execution_count": 49,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -2103,17 +2096,15 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 61,
-   "metadata": {
-    "collapsed": false
-   },
+   "execution_count": 50,
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "CPU times: user 1.03 s, sys: 4 ms, total: 1.04 s\n",
-      "Wall time: 1.03 s\n"
+      "CPU times: user 788 ms, sys: 0 ns, total: 788 ms\n",
+      "Wall time: 789 ms\n"
      ]
     },
     {
@@ -2122,7 +2113,7 @@
        "[0]"
       ]
      },
-     "execution_count": 61,
+     "execution_count": 50,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -2133,7 +2124,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 62,
+   "execution_count": 51,
    "metadata": {
     "collapsed": true
    },
@@ -2143,9 +2134,9 @@
     "random.shuffle(bill_set)\n",
     "bill_set = [my_bill, friend_bill] + bill_set\n",
     "\n",
-    "with open('09-bills.txt', 'w') as f:\n",
-    "    for i, b in enumerate(bill_set):\n",
-    "        f.write('{}: {}\\n'.format(i, b))\n"
+    "# with open('09-bills.txt', 'w') as f:\n",
+    "#     for i, b in enumerate(bill_set):\n",
+    "#         f.write('{}: {}\\n'.format(i, b))"
    ]
   },
   {
@@ -2174,7 +2165,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.5.2"
+   "version": "3.5.2+"
   }
  },
  "nbformat": 4,

diff --git a/09-resolving-the-bill/resolving-the-bill-solution.ipynb b/09-resolving-the-bill/resolving-the-bill-solution.ipynb
new file mode 100644 (file)
index 0000000..5b04383
--- /dev/null
+++ b/09-resolving-the-bill/resolving-the-bill-solution.ipynb
@@ -0,0 +1,1047 @@
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Resolving the bill\n",
+    "\n",
+    "It's time to leave the hotel and pay your bill. Unfortunately, there's been some kind of foul-up in the hotel's admin system, and people's bills have been mixed up. Can you help the staff clarify what's happened?\n",
+    "\n",
+    "The bills are complex, but they are just strings of events that are billed. We can (without loss of generality) use letters for each different event, so we can treat the bills as strings of letters.\n",
+    "\n",
+    "The set of bills the staff have to work through are given as a bill on each line, with a leading number (an integer) that gives the index of the bill; the index number is separated from the bill by a colon.\n",
+    "\n",
+    "For instance, the bills could look like this:\n",
+    "\n",
+    "```\n",
+    "0: accbadaadc\n",
+    "1: bbbbaabada\n",
+    "2: cdaacacadcddbccacdab\n",
+    "3: bbcdabbaaabcbcadcaac\n",
+    "4: accbbabbdbaaabadaadc\n",
+    "5: acadcdddab\n",
+    "6: aacccabaddcdaddaabdc\n",
+    "```\n",
+    "\n",
+    "You know what you spent, so you've helpfully added your bill as the first line of the file, at index 0. \n",
+    "\n",
+    "You can find your bill in the mixed-up line at index 4, like this:\n",
+    "\n",
+    "```\n",
+    "accbbabbdbaaabadaadc\n",
+    "*** **  *   *    ***\n",
+    "```\n",
+    "\n",
+    "(the stars indicate the bits that come from your bill). There's more than one way to extract your bill from that mixed-up line, and that's OK: you're just trying to find possible matches at the moment. \n",
+    "\n",
+    "Your bill is also in the line at index 6:\n",
+    "\n",
+    "```\n",
+    "aacccabaddcdaddaabdc\n",
+    " * ** ** *  *   * **\n",
+    "```\n",
+    "\n",
+    "but you can't find your bill in any other lines. That means your bill occurs 2 times in this list of bills, if you exclude the line zero (which you added).\n",
+    "\n",
+    "## Part 1\n",
+    "\n",
+    "Given that your bill is at line 0, and the list of bills as [09-bills.txt](09-bills.txt), **how many _other_ lines contain your bill as a subsequence?**"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "It seems there's some method behind the madness of the bills. Enough that you have hope of paying the bill and leaving soon enough to catch your flight home!\n",
+    "\n",
+    "Somewhere in the list of bills is a line that's a mixture of your bill and your friend's bill. Your bill is still on line 0. Your friend's bill is on line 1. In the example above, you can see that line 4 is the only line that's a mixture of your two bills.\n",
+    "\n",
+    "## Part 2\n",
+    "Given that your bill is at line 0, your friend's is on line 1, and the list of bills is still in [09-bills.txt](09-bills.txt), **which line is a mixture of your bill and your friends's bill?** (There's only one such line.)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Given two strings a and b and a target c, could c be formed form some interleaving/merge of a and b?\n",
+    "\n",
+    "For example,\n",
+    "Given:\n",
+    "s1 = \"aabcc\",\n",
+    "s2 = \"dbbca\",\n",
+    "\n",
+    "When s3 = \"aadbbcbcac\", return true.\n",
+    "When s3 = \"aadbbbaccc\", return false."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 26,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "148"
+      ]
+     },
+     "execution_count": 26,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "with open('09-bills.txt') as f:\n",
+    "    bills = {int(l.strip().split(': ')[0]): l.strip().split(': ')[1] for l  in f.readlines()}\n",
+    "len(bills)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 29,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "def show_table(table):\n",
+    "    return '\\n'.join(\n",
+    "        ' '.join('T' if table[i, j] else '.' for j in sorted(set([k[1] for k in table])))\n",
+    "        for i in sorted(set([k[0] for k in table])))        "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 30,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "def show_annotated_table(table, bps):\n",
+    "    return '\\n'.join(' '.join('.' if (i, j) not in bps else bps[i, j][2] if table[i, j] else '.' for j in sorted(set([k[1] for k in table])))\n",
+    "        for i in sorted(set([k[0] for k in table])))"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Part 1"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 35,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "def show_backtrace_s(bps):\n",
+    "    i = max([0] + [k[0] for k in bps])\n",
+    "    j = max([0] + [k[1] for k in bps])\n",
+    "    chars = ''\n",
+    "    if (i, j) in bps:\n",
+    "        while i != 0 and j != 0:\n",
+    "            if bps[i, j][3] == 'seq1':\n",
+    "                chars += bps[i, j][2].upper()\n",
+    "            else:\n",
+    "                chars += bps[i, j][2]\n",
+    "            i, j = bps[i, j][0], bps[i, j][1] \n",
+    "        return ''.join(list(reversed(chars)))\n",
+    "    else:\n",
+    "        return ''"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 53,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "def is_subseq_recursive(s1, s2):\n",
+    "    if not s1:\n",
+    "        return True\n",
+    "    elif len(s1) > len(s2):\n",
+    "        return False\n",
+    "    else:\n",
+    "        if s1[-1] == s2[-1]:\n",
+    "            return is_subseq_recursive(s1, s2[:-1]) or is_subseq_recursive(s1[:-1], s2[:-1])\n",
+    "        else:\n",
+    "            return is_subseq_recursive(s1, s2[:-1])"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 66,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "def is_subseq(seq1, seq2, return_backpointers=False, return_table=False, debug=False):\n",
+    "    \"\"\"Return true if seq1 is a subsequence of seq2.\n",
+    "    If return_backpointers, also return the set of backpointers to\n",
+    "    reconstruct the subsequence\"\"\"\n",
+    "    \n",
+    "    # dp_table[i, j] is True if first i characters of seq1 can\n",
+    "    # be found in the first j characters of seq2\n",
+    "  \n",
+    "    dp_table = {(i, j): False\n",
+    "               for i in range(len(seq1)+1)\n",
+    "               for j in range(len(seq2)+1)}\n",
+    "\n",
+    "    backpointers = {}\n",
+    "    \n",
+    "    for i in range(len(seq1)+1):\n",
+    "        for j in range(i, len(seq2)+1):\n",
+    "            if i == 0:\n",
+    "                dp_table[i, j] = True\n",
+    "                if debug: print('aa', i, j, '!', '!', dp_table[i, j])\n",
+    "            elif j == 0:\n",
+    "                dp_table[i, j] = False\n",
+    "                if debug: print('zz', i, j, '!', '!', dp_table[i, j])\n",
+    "            else:\n",
+    "                # extend by character from s2\n",
+    "                if dp_table[i, j-1]:\n",
+    "                    dp_table[i, j] = True\n",
+    "                    backpointers[i, j] = (i, j-1, seq2[j-1], 'seq2')\n",
+    "                    if debug: print('s2', i, j, seq1[i-1], seq2[j-1], dp_table[i, j])                \n",
+    "                # extend by character from s1\n",
+    "                if dp_table[i-1, j-1] and seq1[i-1] == seq2[j-1]:\n",
+    "                    dp_table[i, j] = True\n",
+    "                    backpointers[i, j] = (i-1, j-1, seq1[i-1], 'seq1')                \n",
+    "                    if debug: print('s1', i, j, seq1[i-1], seq2[j-1], dp_table[i, j])\n",
+    "                if not dp_table[i, j]:\n",
+    "                    if debug: print('xx', i, j, seq1[i-1], seq2[j-1], dp_table[i, j]) \n",
+    "    \n",
+    "    if return_backpointers or return_table:\n",
+    "        retval = [dp_table[len(seq1), len(seq2)]]\n",
+    "        if return_backpointers:\n",
+    "            retval += [backpointers]\n",
+    "        if return_table:\n",
+    "            retval += [dp_table]\n",
+    "        return tuple(retval)\n",
+    "    else:\n",
+    "        return dp_table[len(seq1), len(seq2)]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 54,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "22"
+      ]
+     },
+     "execution_count": 54,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "sum(1 for s in bills\n",
+    "   if s != 0\n",
+    "   if is_subseq(bills[0], bills[s]))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "%%timeit\n",
+    "sum(1 for s in bills\n",
+    "   if s != 0\n",
+    "   if is_subseq(bills[0], bills[s]))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 36,
+   "metadata": {
+    "scrolled": true
+   },
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "[11,\n",
+       " 21,\n",
+       " 25,\n",
+       " 30,\n",
+       " 33,\n",
+       " 38,\n",
+       " 43,\n",
+       " 45,\n",
+       " 48,\n",
+       " 50,\n",
+       " 52,\n",
+       " 55,\n",
+       " 56,\n",
+       " 61,\n",
+       " 75,\n",
+       " 80,\n",
+       " 91,\n",
+       " 103,\n",
+       " 104,\n",
+       " 113,\n",
+       " 144,\n",
+       " 146]"
+      ]
+     },
+     "execution_count": 36,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "[s for s in bills\n",
+    "   if s != 0\n",
+    "   if is_subseq(bills[0], bills[s])]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 65,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "CPU times: user 168 ms, sys: 0 ns, total: 168 ms\n",
+      "Wall time: 166 ms\n"
+     ]
+    },
+    {
+     "data": {
+      "text/plain": [
+       "(True, False)"
+      ]
+     },
+     "execution_count": 65,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "%time is_subseq(bills[0], bills[11]), is_subseq(bills[0], bills[3])"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 73,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "# %time is_subseq_recursive(bills[0], bills[11])"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 39,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". c g d b h c e c a b h g f e g h a a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . g d b h c e c a b h g f e g h a a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . d b h c e c a b h g f e g h a a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . h c e c a b h g f e g h a a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . c e c a b h g f e g h a a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . a b h g f e g h a a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . b h g f e g h a a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . h g f e g h a a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . e g h a a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . g h a a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . a a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . a c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . c a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . a c c h d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . d g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . g g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . g g g e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . e e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e f g h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c g e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g a e c a e c g d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d g e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e e e g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g g d d h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a e h b d f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f b g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g g f g f h b f e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e b d h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h c c d c g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h c f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f a b h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c c h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b h f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f f c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c c d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d e h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h g h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h c g h h h d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c h f e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e d b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a b a e a c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g d c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g f h b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g f e d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c c e d a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a c h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d c h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h b b f a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a e g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g a g b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b d b g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g h a f b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e a a d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b a c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c h h g e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e a h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h g f h h f a h e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e g f a e h d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g h d b g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g e c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g e e a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a f d a h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f h d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d e d b c e g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h b f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a b g f h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h h h g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g e h g f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a d h f e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c c f f c b a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a e c a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e h g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a b g d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a a d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d g a c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a d g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e a g d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d c d b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d f b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c b f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g c b f g c e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e c c b a h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h a c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c h c d c f d e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e f g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g d b e c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b h d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d a a d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g g d g h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h c a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a h e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e a g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g e b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . c h e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f b h d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g g e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a b a e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e e b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h a b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b f e b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b c e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e d f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f b d h f g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g b a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . f g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . d h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . h b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b b\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . b\n",
+      "CGDbHceCABHgfEGhAACAcchDggGGEEfgHGBcgegaeCaEcGDgeeEgGddHBAehbdfbggFGfhbfEbdHccdcGHcFabHcCCHBhfFcCDeHBBhghcghHHDDCDChfEdbaBaeACGdCGfhBGfeDBGcCedAcHBFDcHbbfaAegAGbdBGhafBCBEaaDFHGHGBaChhgEaHCBghGfhhfaHegfaEhDGhdbGCGeCGeeAFGafdAHFhdDeDbceGGCFHbFDDAbgfhhhgeHGFAdhfEBccffCbAEAecABEhGAbgDHFaADgaCEAdGEagdcDBHDfbcBCBfgCbFGcEccbahacHcdCfdEfGdbeCBhDaaDggGdGHcAhEaGeBBChEAFbhDgGGEabAeEBHaBfeBcEdfbdhFGbAAFGDHBB\n"
+     ]
+    }
+   ],
+   "source": [
+    "v, bp, t = is_subseq(bills[0], bills[11], return_backpointers=True, return_table=True)\n",
+    "print(show_annotated_table(t, bp))\n",
+    "print(show_backtrace_s(bp))"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Part 2"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 47,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "def is_interleave_recursive(s1, s2, s3):\n",
+    "    if not s1:\n",
+    "        return s2 == s3\n",
+    "    elif not s2:\n",
+    "        return s1 == s3\n",
+    "    else:\n",
+    "        if s1[-1] == s2[-1] and s1[-1] == s3[-1]:\n",
+    "            return is_interleave_recursive(s1[:-1], s2, s3[:-1]) or is_interleave(s1, s2[:-1], s3[:-1])\n",
+    "        elif s1[-1] == s3[-1]:\n",
+    "            return is_interleave_recursive(s1[:-1], s2, s3[:-1])\n",
+    "        elif s2[-1] == s3[-1]:\n",
+    "            return is_interleave(s1, s2[:-1], s3[:-1])\n",
+    "        else:\n",
+    "            return False"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 40,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "def is_interleave(seq1, seq2, seq3, return_backpointers=False, return_table=False, debug=False):\n",
+    "    \"\"\"Return true if seq3 is some interleaved merge of seq1 and seq2.\n",
+    "    If return_backpointers, also return the set of backpointers to\n",
+    "    reconstruct the interleaving\"\"\"\n",
+    "    \n",
+    "    # dp_table[i, j] is True if first i+j characters of seq is made up of \n",
+    "    # an interleaving of the first i characters of seq1 and the \n",
+    "    # first j characters of seq2\n",
+    "    \n",
+    "    if len(seq1) + len(seq2) != len(seq3):\n",
+    "        if return_backpointers or return_table:\n",
+    "            retval = [False]\n",
+    "            if return_backpointers:\n",
+    "                retval += [{}]\n",
+    "            if return_table:\n",
+    "                retval += [{}]\n",
+    "            return tuple(retval)\n",
+    "        else:\n",
+    "            return False\n",
+    "    \n",
+    "    dp_table = {(i, j): False\n",
+    "               for i in range(len(seq1)+1)\n",
+    "               for j in range(len(seq2)+1)}\n",
+    "\n",
+    "    backpointers = {}\n",
+    "\n",
+    "    for i in range(len(seq1)+1):\n",
+    "        for j in range(len(seq2)+1):\n",
+    "            if i == 0 and j == 0:\n",
+    "                dp_table[i, j] = True\n",
+    "                if debug: print('xxxx', i, j, '!', '!', '!', dp_table[i, j])\n",
+    "            elif i == 0:\n",
+    "                # extend by character from seq2\n",
+    "                if dp_table[i, j-1] and seq2[j-1] == seq3[i+j-1]:\n",
+    "                    dp_table[i, j] = True\n",
+    "                    backpointers[i, j] = (i, j-1, seq2[j-1], 'seq2')\n",
+    "                if debug: print('seq2', i, j, '!', seq2[j-1], seq3[i+j-1], dp_table[i, j])\n",
+    "            elif j == 0:\n",
+    "                # extend by character from seq1\n",
+    "                if dp_table[i-1, j] and seq1[i-1] == seq3[i+j-1]:\n",
+    "                    dp_table[i, j] = True\n",
+    "                    backpointers[i, j] = (i-1, j, seq1[i-1], 'seq1')\n",
+    "                if debug: print('seq1', i, j, seq1[i-1], '!', seq3[i+j-1], dp_table[i, j])\n",
+    "            else:\n",
+    "                # extend by character from seq2\n",
+    "                if dp_table[i, j-1] and seq2[j-1] == seq3[i+j-1]:\n",
+    "                    dp_table[i, j] = True\n",
+    "                    backpointers[i, j] = (i, j-1, seq2[j-1], 'seq2')\n",
+    "                    if debug: print('seq2', i, j, seq1[i-1], seq2[j-1], seq3[i+j-1], dp_table[i, j])                \n",
+    "                # extend by character from seq1\n",
+    "                if dp_table[i-1, j] and seq1[i-1] == seq3[i+j-1]:\n",
+    "                    dp_table[i, j] = True\n",
+    "                    backpointers[i, j] = (i-1, j, seq1[i-1], 'seq1')                \n",
+    "                    if debug: print('seq1', i, j, seq1[i-1], seq2[j-1], seq3[i+j-1], dp_table[i, j])\n",
+    "                if not dp_table[i, j]:\n",
+    "                    if debug: print('xxxx', i, j, seq1[i-1], seq2[j-1], seq3[i+j-1], dp_table[i, j])\n",
+    "\n",
+    "    if return_backpointers or return_table:\n",
+    "        retval = [dp_table[len(seq1), len(seq2)]]\n",
+    "        if return_backpointers:\n",
+    "            retval += [backpointers]\n",
+    "        if return_table:\n",
+    "            retval += [dp_table]\n",
+    "        return tuple(retval)\n",
+    "    else:\n",
+    "        return dp_table[len(seq1), len(seq2)]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 41,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "def show_backtrace_i(bps):\n",
+    "    i = max([0] + [k[0] for k in bps])\n",
+    "    j = max([0] + [k[1] for k in bps])\n",
+    "    chars = ''\n",
+    "    if (i, j) in bps:\n",
+    "        while i != 0 or j != 0:\n",
+    "            if bps[i, j][3] == 'seq1':\n",
+    "                chars += bps[i, j][2].upper()\n",
+    "            else:\n",
+    "                chars += bps[i, j][2]\n",
+    "            i, j = bps[i, j][0], bps[i, j][1] \n",
+    "        return ''.join(list(reversed(chars)))\n",
+    "    else:\n",
+    "        return ''"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 44,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "[30]"
+      ]
+     },
+     "execution_count": 44,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "[s for s in bills\n",
+    "   if is_interleave(bills[0], bills[1], bills[s])]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 45,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
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+      "T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . T T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . T T T T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . T . . T . T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . T . . . . . . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . T T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . T . T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . T T . T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
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+      ". . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n",
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+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T T . . . . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . T T T T T . . . . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . T T T T T . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T . . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T . . . .\n",
+      ". . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T T T T T\n",
+      "CGbDHeChbaAfahBhHeghefEffGfAcacAfCedADcGGacEEgHgeGBeCEGcDEcgGHBdeAdFadGEHGebcHeFaHdCCHBFCDcHBBHHadgDDCadDcfeCEBfhebfACGCGceBghGacDaBageggGCdeAHBfFagDHAAcGaBcdbGddBCgchbdeBgaafEDFHdeGaHggbGBCEHCBGHEDGGeChGdCbGAfeFbeGAbhHFcDaDGGfgCadFHFDeDcaaAhdHeGFAbfedaaEBCdAEdhAAgBEGbfAbcDHFgADCEAbGeEdDeBeHdDhfdBffeCBgfgCFGEgdHCEGdCbceBhgDhDGGcbabfaHAdEGBBccCEcgaagAcfFDGeGEAEheBccHbcfbBhcbBacgEFbGAgcAFGaDeHBBhdha\n"
+     ]
+    },
+    {
+     "data": {
+      "text/plain": [
+       "True"
+      ]
+     },
+     "execution_count": 45,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "v, bp, t = is_interleave(bills[0], bills[1], bills[30], return_backpointers=True, return_table=True)\n",
+    "print(show_table(t))\n",
+    "print(show_backtrace_i(bp))\n",
+    "v"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 48,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "[30]"
+      ]
+     },
+     "execution_count": 48,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "[s for s in bills\n",
+    "   if is_interleave_recursive(bills[0], bills[1], bills[s])]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 70,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1 loop, best of 3: 2.68 s per loop\n"
+     ]
+    }
+   ],
+   "source": [
+    "%%timeit\n",
+    "[s for s in bills\n",
+    "   if is_interleave(bills[0], bills[1], bills[s])]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 71,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1 loop, best of 3: 660 ms per loop\n"
+     ]
+    }
+   ],
+   "source": [
+    "%%timeit\n",
+    "[s for s in bills\n",
+    "   if is_interleave_recursive(bills[0], bills[1], bills[s])]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.5.2+"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 1
+}

diff --git a/09-resolving-the-bill/subsequence.ipynb b/09-resolving-the-bill/subsequence.ipynb
index 79d837f8f830cff9c312a37eefd447148c31ceeb..0966d73fa8d5afdfd8817465e205fc9f02a2fe5d 100644 (file)
--- a/09-resolving-the-bill/subsequence.ipynb
+++ b/09-resolving-the-bill/subsequence.ipynb
@@ -19,7 +19,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 33,
+   "execution_count": 7,
    "metadata": {
     "collapsed": true
    },
@@ -30,7 +30,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 8,
    "metadata": {
     "collapsed": true
    },
@@ -52,7 +52,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 9,
    "metadata": {
     "scrolled": true
    },
@@ -128,7 +128,7 @@
        " (5, 10): False}"
       ]
      },
-     "execution_count": 4,
+     "execution_count": 9,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -142,7 +142,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 10,
    "metadata": {
     "collapsed": true
    },
@@ -156,7 +156,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 11,
    "metadata": {},
    "outputs": [
     {
@@ -178,7 +178,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 12,
    "metadata": {},
    "outputs": [
     {
@@ -255,7 +255,7 @@
        " (4, 7): (4, 6, 'b', 's2')}"
       ]
      },
-     "execution_count": 7,
+     "execution_count": 12,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -299,7 +299,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": 13,
    "metadata": {
     "collapsed": true
    },
@@ -323,7 +323,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 14,
    "metadata": {},
    "outputs": [
     {
@@ -332,7 +332,7 @@
        "'AAAbAbb'"
       ]
      },
-     "execution_count": 9,
+     "execution_count": 14,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -343,7 +343,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 11,
+   "execution_count": 15,
    "metadata": {
     "collapsed": true
    },
@@ -400,7 +400,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 12,
+   "execution_count": 16,
    "metadata": {
     "scrolled": true
    },
@@ -468,7 +468,7 @@
        "True"
       ]
      },
-     "execution_count": 12,
+     "execution_count": 16,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -479,7 +479,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 13,
+   "execution_count": 17,
    "metadata": {
     "collapsed": true
    },
@@ -492,7 +492,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 14,
+   "execution_count": 18,
    "metadata": {},
    "outputs": [
     {
@@ -501,7 +501,7 @@
        "True"
       ]
      },
-     "execution_count": 14,
+     "execution_count": 18,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -513,7 +513,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 15,
+   "execution_count": 19,
    "metadata": {},
    "outputs": [
     {
@@ -522,7 +522,7 @@
        "'AbAAbcAcb'"
       ]
      },
-     "execution_count": 15,
+     "execution_count": 19,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -533,7 +533,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 16,
+   "execution_count": 20,
    "metadata": {},
    "outputs": [
     {
@@ -554,7 +554,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 17,
+   "execution_count": 21,
    "metadata": {},
    "outputs": [
     {
@@ -575,7 +575,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 18,
+   "execution_count": 22,
    "metadata": {},
    "outputs": [
     {
@@ -584,7 +584,7 @@
        "False"
       ]
      },
-     "execution_count": 18,
+     "execution_count": 22,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -595,7 +595,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 19,
+   "execution_count": 23,
    "metadata": {},
    "outputs": [
     {
@@ -604,7 +604,7 @@
        "('aaaa', 'dabaabcacb')"
       ]
      },
-     "execution_count": 19,
+     "execution_count": 23,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -615,7 +615,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 20,
+   "execution_count": 24,
    "metadata": {},
    "outputs": [
     {
@@ -648,7 +648,7 @@
        " (4, 10): (4, 9, 'b', 's2')}"
       ]
      },
-     "execution_count": 20,
+     "execution_count": 24,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -659,7 +659,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 21,
+   "execution_count": 25,
    "metadata": {},
    "outputs": [
     {
@@ -668,7 +668,7 @@
        "False"
       ]
      },
-     "execution_count": 21,
+     "execution_count": 25,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -679,7 +679,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 22,
+   "execution_count": 26,
    "metadata": {
     "scrolled": true
    },
@@ -753,7 +753,7 @@
        "  (4, 7): (4, 6, 'b', 's2')})"
       ]
      },
-     "execution_count": 22,
+     "execution_count": 26,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -777,6 +777,26 @@
     "        return False\n",
     "    else:\n",
     "        if s1[-1] == s2[-1]:\n",
+    "            return is_subseq_recursive(s1, s2[:-1]) or is_subseq_recursive(s1[:-1], s2[:-1])\n",
+    "        else:\n",
+    "            return is_subseq_recursive(s1, s2[:-1])"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 45,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "def is_subseq_recursive_2(s1, s2):\n",
+    "    if not s1:\n",
+    "        return True\n",
+    "    elif len(s1) > len(s2):\n",
+    "        return False\n",
+    "    else:\n",
+    "        if s1[-1] == s2[-1]:\n",
     "            return is_subseq_recursive(s1[:-1], s2[:-1]) or is_subseq_recursive(s1, s2[:-1])\n",
     "        else:\n",
     "            return is_subseq_recursive(s1, s2[:-1])"
@@ -784,7 +804,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 29,
+   "execution_count": 28,
    "metadata": {},
    "outputs": [
     {
@@ -793,7 +813,7 @@
        "True"
       ]
      },
-     "execution_count": 29,
+     "execution_count": 28,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -804,7 +824,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 28,
+   "execution_count": 29,
    "metadata": {},
    "outputs": [
     {
@@ -813,7 +833,7 @@
        "False"
       ]
      },
-     "execution_count": 28,
+     "execution_count": 29,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -878,7 +898,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 40,
+   "execution_count": 32,
    "metadata": {
     "collapsed": true
    },
@@ -893,7 +913,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 41,
+   "execution_count": 33,
    "metadata": {},
    "outputs": [
     {
@@ -902,7 +922,7 @@
        "(True, False)"
       ]
      },
-     "execution_count": 41,
+     "execution_count": 33,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -913,13 +933,1328 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 34,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "ename": "KeyboardInterrupt",
+     "evalue": "",
+     "output_type": "error",
+     "traceback": [
+      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
+      "\u001b[0;31mKeyboardInterrupt\u001b[0m                         Traceback (most recent call last)",
+      "\u001b[0;32m<ipython-input-34-eda82ff11b83>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0msl1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0msl12\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0msl1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0msl23\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      8\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[0;32m<ipython-input-27-a1548a276049>\u001b[0m in \u001b[0;36mis_subseq_recursive\u001b[0;34m(s1, s2)\u001b[0m\n\u001b[1;32m      6\u001b[0m     \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      7\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 8\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mor\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      9\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mis_subseq_recursive\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ms1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0ms2\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;31mKeyboardInterrupt\u001b[0m: "
+     ]
+    }
+   ],
    "source": [
     "is_subseq_recursive(sl1, sl12), is_subseq_recursive(sl1, sl23)"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": 35,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "import timeit"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 90,
+   "metadata": {
+    "scrolled": true
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1 128 6.601971108466387e-06\n",
+      "2 128 1.1173018720000982e-05\n",
+      "3 128 1.7676036804914474e-05\n",
+      "4 128 2.5538960471749306e-05\n",
+      "5 128 3.5266566555947065e-05\n",
+      "6 128 4.612101474776864e-05\n",
+      "7 128 5.9491489082574844e-05\n",
+      "8 128 7.708946941420436e-05\n",
+      "9 128 9.241350926458836e-05\n",
+      "10 128 0.00011261552572250366\n",
+      "11 128 0.00013369298540055752\n",
+      "12 128 0.00015364354476332664\n",
+      "13 128 0.00018264143727719784\n",
+      "14 128 0.00021015095990151167\n",
+      "15 128 0.0002313450095243752\n",
+      "16 128 0.0002656164579093456\n",
+      "17 128 0.00030093902023509145\n",
+      "18 128 0.00034747645258903503\n",
+      "19 128 0.00038037047488614917\n",
+      "20 128 0.00039016600931063294\n",
+      "21 128 0.0004141985555179417\n",
+      "22 128 0.0004589990130625665\n",
+      "23 128 0.0005071259802207351\n",
+      "24 128 0.000558166007976979\n",
+      "25 128 0.0006022494635544717\n",
+      "26 128 0.000670306442771107\n",
+      "27 128 0.0007114085019566119\n",
+      "28 128 0.0007825554930604994\n",
+      "29 128 0.0008297829772345722\n",
+      "30 128 0.0009118785383179784\n",
+      "31 128 0.0009387695463374257\n",
+      "32 128 0.0010290474747307599\n",
+      "33 128 0.0010991995804943144\n",
+      "34 128 0.001162782427854836\n",
+      "35 128 0.0012630489654839039\n",
+      "36 128 0.0013626019936054945\n",
+      "37 128 0.0013828364899381995\n",
+      "38 128 0.0014394805184565485\n",
+      "39 128 0.0015522410394623876\n",
+      "40 128 0.0016528905252926052\n",
+      "41 128 0.001752416486851871\n",
+      "42 128 0.0018637359025888145\n",
+      "43 128 0.0019305709865875542\n",
+      "44 128 0.0019937875331379473\n",
+      "45 128 0.002114867966156453\n",
+      "46 128 0.0021349010639823973\n",
+      "47 128 0.0022526634857058525\n",
+      "48 128 0.002346995985135436\n",
+      "49 128 0.0024804204585961998\n",
+      "50 128 0.0026001944206655025\n",
+      "51 128 0.0026794440345838666\n",
+      "52 128 0.002824594499543309\n",
+      "53 128 0.0030016429373063147\n",
+      "54 128 0.003160015563480556\n",
+      "55 128 0.00318777997745201\n",
+      "56 128 0.003325541445519775\n",
+      "57 128 0.0034704965073615313\n",
+      "58 128 0.0036058140103705227\n",
+      "59 128 0.0037392310332506895\n",
+      "60 128 0.0037602405063807964\n",
+      "61 128 0.003874778456520289\n",
+      "62 128 0.004084868531208485\n",
+      "63 128 0.004155766975600272\n",
+      "64 128 0.004267089010681957\n",
+      "65 128 0.004337636521086097\n",
+      "66 128 0.0044974255142733455\n",
+      "67 128 0.004694238479714841\n",
+      "68 128 0.004869959433563054\n",
+      "69 128 0.004944236483424902\n",
+      "70 128 0.005068219965323806\n",
+      "71 128 0.005291507521178573\n",
+      "72 128 0.005452780984342098\n",
+      "73 128 0.005550310015678406\n",
+      "74 128 0.005827677552588284\n",
+      "75 128 0.005954194464720786\n",
+      "76 128 0.006162200937978923\n",
+      "77 128 0.006293880462180823\n",
+      "78 128 0.006430666020605713\n",
+      "79 128 0.006628004543017596\n",
+      "80 128 0.006773526547476649\n",
+      "81 128 0.006877631531096995\n",
+      "82 128 0.007066302059683949\n",
+      "83 128 0.007277273049112409\n",
+      "84 128 0.0074174615438096225\n",
+      "85 128 0.007571773545350879\n",
+      "86 128 0.007751822471618652\n",
+      "87 128 0.007897154020611197\n",
+      "88 128 0.008157184987794608\n",
+      "89 128 0.008307107957080007\n",
+      "90 128 0.008498225477524102\n",
+      "91 128 0.008694847987499088\n",
+      "92 128 0.008919386542402208\n",
+      "93 128 0.009161543508525938\n",
+      "94 128 0.00944519997574389\n",
+      "95 128 0.00951321900356561\n",
+      "96 128 0.009540809493046254\n",
+      "97 128 0.010032013524323702\n",
+      "98 128 0.010202373494394124\n",
+      "99 128 0.010228634462691844\n",
+      "100 128 0.010533473512623459\n",
+      "101 128 0.01096995797706768\n",
+      "102 128 0.011132450483273715\n",
+      "103 128 0.01138017192715779\n",
+      "104 128 0.011960987467318773\n",
+      "105 128 0.012275321991182864\n",
+      "106 128 0.01236614998197183\n",
+      "107 128 0.012787212966941297\n",
+      "108 128 0.013005171960685402\n",
+      "109 128 0.013409941457211971\n",
+      "110 128 0.013808032497763634\n"
+     ]
+    }
+   ],
+   "source": [
+    "times_recorded_dp = {}\n",
+    "cont = True\n",
+    "reps = 128\n",
+    "l = 1\n",
+    "\n",
+    "setup_code = \"\"\"sl1 = make_string(l) ;\n",
+    "sl2 = make_string(l) ;\n",
+    "sl3 = make_string(l) ;\n",
+    "sl12 = interleave(sl1, sl2) ;\n",
+    "sl23 = interleave(sl2, sl3)\"\"\"\n",
+    "\n",
+    "while cont:\n",
+    "\n",
+    "    t = timeit.Timer('is_subseq(sl1, sl12)', \n",
+    "                          'l = {} ; '.format(l) + setup_code, \n",
+    "                          globals=globals())\n",
+    "    stime = min(t.repeat(reps, number=1))\n",
+    "    t = timeit.Timer('is_subseq(sl1, sl23)', \n",
+    "                          'l = {} ; '.format(l) + setup_code, \n",
+    "                          globals=globals())\n",
+    "    ftime = min(t.repeat(reps, number=1))   \n",
+    "    times_recorded_dp[l] = (stime + ftime ) / 2\n",
+    "    print(l, reps, times_recorded_dp[l])\n",
+    "    l += 1\n",
+    "    if stime * reps > 10:\n",
+    "        reps = reps // 2\n",
+    "    if reps <= 1:\n",
+    "        cont = False\n",
+    "    if l > 110:\n",
+    "        cont = False\n",
+    "    "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 69,
+   "metadata": {
+    "scrolled": true
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1 128 1.4614779502153397e-06\n",
+      "2 128 2.2249878384172916e-06\n",
+      "3 128 3.04199056699872e-06\n",
+      "4 128 3.817433025687933e-06\n",
+      "5 128 4.5790220610797405e-06\n",
+      "6 128 5.405454430729151e-06\n",
+      "7 128 6.143003702163696e-06\n",
+      "8 128 7.1534886956214905e-06\n",
+      "9 128 7.709488272666931e-06\n",
+      "10 128 9.231502190232277e-06\n",
+      "11 128 9.659503120929003e-06\n",
+      "12 128 1.1146999895572662e-05\n",
+      "13 128 1.3675540685653687e-05\n",
+      "14 128 1.4537479728460312e-05\n",
+      "15 128 1.726200571283698e-05\n",
+      "16 128 2.175051486119628e-05\n",
+      "17 128 2.642604522407055e-05\n",
+      "18 128 2.882845001295209e-05\n",
+      "19 128 3.30429757013917e-05\n",
+      "20 128 3.415101673454046e-05\n",
+      "21 128 4.3374544475227594e-05\n",
+      "22 128 4.3387000914663076e-05\n",
+      "23 128 5.406048148870468e-05\n",
+      "24 128 7.064553210511804e-05\n",
+      "25 128 6.675999611616135e-05\n",
+      "26 128 7.653201464563608e-05\n",
+      "27 128 8.046295261010528e-05\n",
+      "28 128 8.30040080472827e-05\n",
+      "29 128 9.860144928097725e-05\n",
+      "30 128 0.00012834451626986265\n",
+      "31 128 0.00012909498764202\n",
+      "32 128 0.00015940150478854775\n",
+      "33 128 0.00017911155009642243\n",
+      "34 128 0.00015924405306577682\n",
+      "35 128 0.00019503897055983543\n",
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+      "104 2 12.678528299031314\n"
+     ]
+    }
+   ],
+   "source": [
+    "times_recorded_r = {}\n",
+    "cont = True\n",
+    "reps = 128\n",
+    "l = 1\n",
+    "\n",
+    "setup_code = \"\"\"sl1 = make_string(l) ;\n",
+    "sl2 = make_string(l) ;\n",
+    "sl3 = make_string(l) ;\n",
+    "sl12 = interleave(sl1, sl2) ;\n",
+    "sl23 = interleave(sl2, sl3)\"\"\"\n",
+    "\n",
+    "while cont:\n",
+    "#     stime = timeit.timeit('is_subseq_recursive(sl1, sl12)', \n",
+    "#                           'l = {} ; '.format(l) + setup_code, \n",
+    "#                           globals=globals(), number=reps) / reps\n",
+    "#     ftime = timeit.timeit('is_subseq_recursive(sl1, sl23)', \n",
+    "#                           'l = {} ; '.format(l) + setup_code, \n",
+    "#                           globals=globals(), number=reps) / reps\n",
+    "    t = timeit.Timer('is_subseq_recursive(sl1, sl12)', \n",
+    "                          'l = {} ; '.format(l) + setup_code, \n",
+    "                          globals=globals())\n",
+    "    stime = min(t.repeat(reps,number=1))\n",
+    "    t = timeit.Timer('is_subseq_recursive(sl1, sl23)', \n",
+    "                          'l = {} ; '.format(l) + setup_code, \n",
+    "                          globals=globals())\n",
+    "    ftime = min(t.repeat(reps, number=1))   \n",
+    "    times_recorded_r[l] = (stime + ftime ) / 2\n",
+    "    print(l, reps, times_recorded_r[l])\n",
+    "    l += 1\n",
+    "    if stime * reps > 10:\n",
+    "        reps = reps // 2\n",
+    "    if reps <= 1:\n",
+    "        cont = False\n",
+    "    "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 70,
+   "metadata": {
+    "scrolled": true
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
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+     ]
+    }
+   ],
+   "source": [
+    "times_recorded_r2 = {}\n",
+    "cont = True\n",
+    "reps = 128\n",
+    "l = 1\n",
+    "\n",
+    "setup_code = \"\"\"sl1 = make_string(l) ;\n",
+    "sl2 = make_string(l) ;\n",
+    "sl3 = make_string(l) ;\n",
+    "sl12 = interleave(sl1, sl2) ;\n",
+    "sl23 = interleave(sl2, sl3)\"\"\"\n",
+    "\n",
+    "while cont:\n",
+    "    t = timeit.Timer('is_subseq_recursive_2(sl1, sl12)', \n",
+    "                          'l = {} ; '.format(l) + setup_code, \n",
+    "                          globals=globals())\n",
+    "    stime = min(t.repeat(reps, number=1))\n",
+    "    t = timeit.Timer('is_subseq_recursive_2(sl1, sl23)', \n",
+    "                          'l = {} ; '.format(l) + setup_code, \n",
+    "                          globals=globals())\n",
+    "    ftime = min(t.repeat(reps, number=1))\n",
+    "    times_recorded_r2[l] = (stime + ftime ) / 2\n",
+    "    print(l, reps, times_recorded_r2[l])\n",
+    "    l += 1\n",
+    "    if stime * reps > 10:\n",
+    "        reps = reps // 2\n",
+    "    if reps <= 1:\n",
+    "        cont = False\n",
+    "    "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 73,
+   "metadata": {
+    "scrolled": true
+   },
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
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+       " 102: 2.684197551512625,\n",
+       " 103: 1.615786965470761,\n",
+       " 104: 4.937537866004277}"
+      ]
+     },
+     "execution_count": 73,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "times_recorded_r2"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 67,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import pandas as pd\n",
+    "\n",
+    "import matplotlib.pyplot as plt\n",
+    "%matplotlib inline  "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 74,
+   "metadata": {
+    "scrolled": true
+   },
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>dp</th>\n",
+       "      <th>r1</th>\n",
+       "      <th>r2</th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>1</th>\n",
+       "      <td>0.000006</td>\n",
+       "      <td>0.000001</td>\n",
+       "      <td>8.884817e-07</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>2</th>\n",
+       "      <td>0.000010</td>\n",
+       "      <td>0.000002</td>\n",
+       "      <td>2.034998e-06</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>3</th>\n",
+       "      <td>0.000016</td>\n",
+       "      <td>0.000003</td>\n",
+       "      <td>2.758519e-06</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>4</th>\n",
+       "      <td>0.000024</td>\n",
+       "      <td>0.000004</td>\n",
+       "      <td>3.492518e-06</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>5</th>\n",
+       "      <td>0.000032</td>\n",
+       "      <td>0.000005</td>\n",
+       "      <td>4.411559e-06</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>6</th>\n",
+       "      <td>0.000041</td>\n",
+       "      <td>0.000005</td>\n",
+       "      <td>4.797068e-06</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>7</th>\n",
+       "      <td>0.000053</td>\n",
+       "      <td>0.000006</td>\n",
+       "      <td>5.636481e-06</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>8</th>\n",
+       "      <td>0.000067</td>\n",
+       "      <td>0.000007</td>\n",
+       "      <td>6.429502e-06</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>9</th>\n",
+       "      <td>0.000085</td>\n",
+       "      <td>0.000008</td>\n",
+       "      <td>8.435978e-06</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>10</th>\n",
+       "      <td>0.000100</td>\n",
+       "      <td>0.000009</td>\n",
+       "      <td>8.897041e-06</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>11</th>\n",
+       "      <td>0.000115</td>\n",
+       "      <td>0.000010</td>\n",
+       "      <td>9.417476e-06</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>12</th>\n",
+       "      <td>0.000140</td>\n",
+       "      <td>0.000011</td>\n",
+       "      <td>1.077401e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>13</th>\n",
+       "      <td>0.000162</td>\n",
+       "      <td>0.000014</td>\n",
+       "      <td>1.450552e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>14</th>\n",
+       "      <td>0.000183</td>\n",
+       "      <td>0.000015</td>\n",
+       "      <td>1.564907e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>15</th>\n",
+       "      <td>0.000215</td>\n",
+       "      <td>0.000017</td>\n",
+       "      <td>1.618947e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>16</th>\n",
+       "      <td>0.000242</td>\n",
+       "      <td>0.000022</td>\n",
+       "      <td>2.094649e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>17</th>\n",
+       "      <td>0.000266</td>\n",
+       "      <td>0.000026</td>\n",
+       "      <td>2.390746e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>18</th>\n",
+       "      <td>0.000306</td>\n",
+       "      <td>0.000029</td>\n",
+       "      <td>2.492807e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>19</th>\n",
+       "      <td>0.000346</td>\n",
+       "      <td>0.000033</td>\n",
+       "      <td>2.821902e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>20</th>\n",
+       "      <td>0.000385</td>\n",
+       "      <td>0.000034</td>\n",
+       "      <td>3.565301e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>21</th>\n",
+       "      <td>0.000415</td>\n",
+       "      <td>0.000043</td>\n",
+       "      <td>3.706448e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>22</th>\n",
+       "      <td>0.000463</td>\n",
+       "      <td>0.000043</td>\n",
+       "      <td>4.079950e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>23</th>\n",
+       "      <td>0.000494</td>\n",
+       "      <td>0.000054</td>\n",
+       "      <td>4.724745e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>24</th>\n",
+       "      <td>0.000523</td>\n",
+       "      <td>0.000071</td>\n",
+       "      <td>5.776598e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>25</th>\n",
+       "      <td>0.000582</td>\n",
+       "      <td>0.000067</td>\n",
+       "      <td>7.110205e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>26</th>\n",
+       "      <td>0.000651</td>\n",
+       "      <td>0.000077</td>\n",
+       "      <td>6.685703e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>27</th>\n",
+       "      <td>0.000710</td>\n",
+       "      <td>0.000080</td>\n",
+       "      <td>7.095095e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>28</th>\n",
+       "      <td>0.000752</td>\n",
+       "      <td>0.000083</td>\n",
+       "      <td>9.183702e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>29</th>\n",
+       "      <td>0.000825</td>\n",
+       "      <td>0.000099</td>\n",
+       "      <td>9.083998e-05</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>30</th>\n",
+       "      <td>0.000878</td>\n",
+       "      <td>0.000128</td>\n",
+       "      <td>1.272025e-04</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>...</th>\n",
+       "      <td>...</td>\n",
+       "      <td>...</td>\n",
+       "      <td>...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>75</th>\n",
+       "      <td>0.005947</td>\n",
+       "      <td>0.014189</td>\n",
+       "      <td>1.939319e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>76</th>\n",
+       "      <td>0.006030</td>\n",
+       "      <td>0.020005</td>\n",
+       "      <td>2.004181e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>77</th>\n",
+       "      <td>0.006158</td>\n",
+       "      <td>0.008264</td>\n",
+       "      <td>2.844302e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>78</th>\n",
+       "      <td>0.006392</td>\n",
+       "      <td>0.027681</td>\n",
+       "      <td>1.740247e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>79</th>\n",
+       "      <td>0.006637</td>\n",
+       "      <td>0.026264</td>\n",
+       "      <td>2.905736e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>80</th>\n",
+       "      <td>0.006664</td>\n",
+       "      <td>0.029358</td>\n",
+       "      <td>2.609148e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>81</th>\n",
+       "      <td>0.006705</td>\n",
+       "      <td>0.019040</td>\n",
+       "      <td>2.800373e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>82</th>\n",
+       "      <td>0.006991</td>\n",
+       "      <td>0.030425</td>\n",
+       "      <td>3.854370e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>83</th>\n",
+       "      <td>0.007352</td>\n",
+       "      <td>0.057041</td>\n",
+       "      <td>4.743193e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>84</th>\n",
+       "      <td>0.007388</td>\n",
+       "      <td>0.054550</td>\n",
+       "      <td>5.365823e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>85</th>\n",
+       "      <td>0.007670</td>\n",
+       "      <td>0.108336</td>\n",
+       "      <td>7.952621e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>86</th>\n",
+       "      <td>0.007745</td>\n",
+       "      <td>0.072750</td>\n",
+       "      <td>1.124436e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>87</th>\n",
+       "      <td>0.008001</td>\n",
+       "      <td>0.118910</td>\n",
+       "      <td>8.979999e-02</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>88</th>\n",
+       "      <td>0.008151</td>\n",
+       "      <td>0.116487</td>\n",
+       "      <td>1.257425e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>89</th>\n",
+       "      <td>0.008254</td>\n",
+       "      <td>0.088827</td>\n",
+       "      <td>1.086573e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>90</th>\n",
+       "      <td>0.008464</td>\n",
+       "      <td>0.163696</td>\n",
+       "      <td>1.978011e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>91</th>\n",
+       "      <td>0.008546</td>\n",
+       "      <td>0.376881</td>\n",
+       "      <td>2.107999e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>92</th>\n",
+       "      <td>0.008675</td>\n",
+       "      <td>0.203115</td>\n",
+       "      <td>2.024802e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>93</th>\n",
+       "      <td>0.009046</td>\n",
+       "      <td>0.131787</td>\n",
+       "      <td>4.154621e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>94</th>\n",
+       "      <td>0.009209</td>\n",
+       "      <td>0.646644</td>\n",
+       "      <td>2.825372e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>95</th>\n",
+       "      <td>0.009408</td>\n",
+       "      <td>0.914065</td>\n",
+       "      <td>3.404359e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>96</th>\n",
+       "      <td>0.009638</td>\n",
+       "      <td>1.959678</td>\n",
+       "      <td>9.467042e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>97</th>\n",
+       "      <td>0.009727</td>\n",
+       "      <td>2.149462</td>\n",
+       "      <td>2.073050e+00</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>98</th>\n",
+       "      <td>0.009999</td>\n",
+       "      <td>1.419026</td>\n",
+       "      <td>9.190455e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>99</th>\n",
+       "      <td>0.010274</td>\n",
+       "      <td>0.992134</td>\n",
+       "      <td>5.788109e-01</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>100</th>\n",
+       "      <td>0.010565</td>\n",
+       "      <td>0.962410</td>\n",
+       "      <td>2.735283e+00</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>101</th>\n",
+       "      <td>NaN</td>\n",
+       "      <td>1.594189</td>\n",
+       "      <td>1.871398e+00</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>102</th>\n",
+       "      <td>NaN</td>\n",
+       "      <td>1.676071</td>\n",
+       "      <td>2.684198e+00</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>103</th>\n",
+       "      <td>NaN</td>\n",
+       "      <td>2.177949</td>\n",
+       "      <td>1.615787e+00</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>104</th>\n",
+       "      <td>NaN</td>\n",
+       "      <td>12.678528</td>\n",
+       "      <td>4.937538e+00</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "<p>104 rows × 3 columns</p>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "           dp         r1            r2\n",
+       "1    0.000006   0.000001  8.884817e-07\n",
+       "2    0.000010   0.000002  2.034998e-06\n",
+       "3    0.000016   0.000003  2.758519e-06\n",
+       "4    0.000024   0.000004  3.492518e-06\n",
+       "5    0.000032   0.000005  4.411559e-06\n",
+       "6    0.000041   0.000005  4.797068e-06\n",
+       "7    0.000053   0.000006  5.636481e-06\n",
+       "8    0.000067   0.000007  6.429502e-06\n",
+       "9    0.000085   0.000008  8.435978e-06\n",
+       "10   0.000100   0.000009  8.897041e-06\n",
+       "11   0.000115   0.000010  9.417476e-06\n",
+       "12   0.000140   0.000011  1.077401e-05\n",
+       "13   0.000162   0.000014  1.450552e-05\n",
+       "14   0.000183   0.000015  1.564907e-05\n",
+       "15   0.000215   0.000017  1.618947e-05\n",
+       "16   0.000242   0.000022  2.094649e-05\n",
+       "17   0.000266   0.000026  2.390746e-05\n",
+       "18   0.000306   0.000029  2.492807e-05\n",
+       "19   0.000346   0.000033  2.821902e-05\n",
+       "20   0.000385   0.000034  3.565301e-05\n",
+       "21   0.000415   0.000043  3.706448e-05\n",
+       "22   0.000463   0.000043  4.079950e-05\n",
+       "23   0.000494   0.000054  4.724745e-05\n",
+       "24   0.000523   0.000071  5.776598e-05\n",
+       "25   0.000582   0.000067  7.110205e-05\n",
+       "26   0.000651   0.000077  6.685703e-05\n",
+       "27   0.000710   0.000080  7.095095e-05\n",
+       "28   0.000752   0.000083  9.183702e-05\n",
+       "29   0.000825   0.000099  9.083998e-05\n",
+       "30   0.000878   0.000128  1.272025e-04\n",
+       "..        ...        ...           ...\n",
+       "75   0.005947   0.014189  1.939319e-02\n",
+       "76   0.006030   0.020005  2.004181e-02\n",
+       "77   0.006158   0.008264  2.844302e-02\n",
+       "78   0.006392   0.027681  1.740247e-02\n",
+       "79   0.006637   0.026264  2.905736e-02\n",
+       "80   0.006664   0.029358  2.609148e-02\n",
+       "81   0.006705   0.019040  2.800373e-02\n",
+       "82   0.006991   0.030425  3.854370e-02\n",
+       "83   0.007352   0.057041  4.743193e-02\n",
+       "84   0.007388   0.054550  5.365823e-02\n",
+       "85   0.007670   0.108336  7.952621e-02\n",
+       "86   0.007745   0.072750  1.124436e-01\n",
+       "87   0.008001   0.118910  8.979999e-02\n",
+       "88   0.008151   0.116487  1.257425e-01\n",
+       "89   0.008254   0.088827  1.086573e-01\n",
+       "90   0.008464   0.163696  1.978011e-01\n",
+       "91   0.008546   0.376881  2.107999e-01\n",
+       "92   0.008675   0.203115  2.024802e-01\n",
+       "93   0.009046   0.131787  4.154621e-01\n",
+       "94   0.009209   0.646644  2.825372e-01\n",
+       "95   0.009408   0.914065  3.404359e-01\n",
+       "96   0.009638   1.959678  9.467042e-01\n",
+       "97   0.009727   2.149462  2.073050e+00\n",
+       "98   0.009999   1.419026  9.190455e-01\n",
+       "99   0.010274   0.992134  5.788109e-01\n",
+       "100  0.010565   0.962410  2.735283e+00\n",
+       "101       NaN   1.594189  1.871398e+00\n",
+       "102       NaN   1.676071  2.684198e+00\n",
+       "103       NaN   2.177949  1.615787e+00\n",
+       "104       NaN  12.678528  4.937538e+00\n",
+       "\n",
+       "[104 rows x 3 columns]"
+      ]
+     },
+     "execution_count": 74,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "time_df = pd.DataFrame([times_recorded_dp, times_recorded_r, times_recorded_r2]).T\n",
+    "time_df.columns = ['dp', 'r1', 'r2']\n",
+    "time_df"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 99,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "<matplotlib.axes._subplots.AxesSubplot at 0x7f304b592fd0>"
+      ]
+     },
+     "execution_count": 99,
+     "metadata": {},
+     "output_type": "execute_result"
+    },
+    {
+     "data": {
+      "image/png": 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gfdz2Brzgn7KNcy5iZm1mNsE515qdboqMLj3RHoKhIMHgNkLbWxkTdgSifqp6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\nA6GgcAAAAABJRU5ErkJggg==\n",
+      "text/plain": [
+       "<matplotlib.figure.Figure at 0x7f304b2b3748>"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
+   "source": [
+    "time_df[:100].plot()"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,