09-resolving-the-bill/subsequence.ipynb

   1 {
   2  "cells": [
   3   {
   4    "cell_type": "markdown",
   5    "metadata": {},
   6    "source": [
   7     "# Subsequence strings\n",
   8     "\n",
   9     "Given two strings `a` and `b`, is `a` a subsequence of `b`?\n",
  10     "\n",
  11     "For example,\n",
  12     "Given:\n",
  13     "a = \"aabcc\",\n",
  14     "b = \"dabaabcacb\",\n",
  15     "\n",
  16     "return True : dAbAaBCaCb\n",
  17     "\n"
  18    ]
  19   },
  20   {
  21    "cell_type": "code",
  22    "execution_count": 7,
  23    "metadata": {
  24     "collapsed": true
  25    },
  26    "outputs": [],
  27    "source": [
  28     "import random"
  29    ]
  30   },
  31   {
  32    "cell_type": "code",
  33    "execution_count": 8,
  34    "metadata": {
  35     "collapsed": true
  36    },
  37    "outputs": [],
  38    "source": [
  39     "s1 = \"aabcc\"\n",
  40     "s2t = \"dabaabcacb\"\n",
  41     "s2f = \"dabacc\"\n",
  42     "\n",
  43     "s2 = s2t"
  44    ]
  45   },
  46   {
  47    "cell_type": "markdown",
  48    "metadata": {},
  49    "source": [
  50     "`dp_table[i, j]` is True if first `i` characters of `s1` can be found in first `j` characters of `s2`."
  51    ]
  52   },
  53   {
  54    "cell_type": "code",
  55    "execution_count": 9,
  56    "metadata": {
  57     "scrolled": true
  58    },
  59    "outputs": [
  60     {
  61      "data": {
  62       "text/plain": [
  63        "{(0, 0): False,\n",
  64        " (0, 1): False,\n",
  65        " (0, 2): False,\n",
  66        " (0, 3): False,\n",
  67        " (0, 4): False,\n",
  68        " (0, 5): False,\n",
  69        " (0, 6): False,\n",
  70        " (0, 7): False,\n",
  71        " (0, 8): False,\n",
  72        " (0, 9): False,\n",
  73        " (0, 10): False,\n",
  74        " (1, 0): False,\n",
  75        " (1, 1): False,\n",
  76        " (1, 2): False,\n",
  77        " (1, 3): False,\n",
  78        " (1, 4): False,\n",
  79        " (1, 5): False,\n",
  80        " (1, 6): False,\n",
  81        " (1, 7): False,\n",
  82        " (1, 8): False,\n",
  83        " (1, 9): False,\n",
  84        " (1, 10): False,\n",
  85        " (2, 0): False,\n",
  86        " (2, 1): False,\n",
  87        " (2, 2): False,\n",
  88        " (2, 3): False,\n",
  89        " (2, 4): False,\n",
  90        " (2, 5): False,\n",
  91        " (2, 6): False,\n",
  92        " (2, 7): False,\n",
  93        " (2, 8): False,\n",
  94        " (2, 9): False,\n",
  95        " (2, 10): False,\n",
  96        " (3, 0): False,\n",
  97        " (3, 1): False,\n",
  98        " (3, 2): False,\n",
  99        " (3, 3): False,\n",
 100        " (3, 4): False,\n",
 101        " (3, 5): False,\n",
 102        " (3, 6): False,\n",
 103        " (3, 7): False,\n",
 104        " (3, 8): False,\n",
 105        " (3, 9): False,\n",
 106        " (3, 10): False,\n",
 107        " (4, 0): False,\n",
 108        " (4, 1): False,\n",
 109        " (4, 2): False,\n",
 110        " (4, 3): False,\n",
 111        " (4, 4): False,\n",
 112        " (4, 5): False,\n",
 113        " (4, 6): False,\n",
 114        " (4, 7): False,\n",
 115        " (4, 8): False,\n",
 116        " (4, 9): False,\n",
 117        " (4, 10): False,\n",
 118        " (5, 0): False,\n",
 119        " (5, 1): False,\n",
 120        " (5, 2): False,\n",
 121        " (5, 3): False,\n",
 122        " (5, 4): False,\n",
 123        " (5, 5): False,\n",
 124        " (5, 6): False,\n",
 125        " (5, 7): False,\n",
 126        " (5, 8): False,\n",
 127        " (5, 9): False,\n",
 128        " (5, 10): False}"
 129       ]
 130      },
 131      "execution_count": 9,
 132      "metadata": {},
 133      "output_type": "execute_result"
 134     }
 135    ],
 136    "source": [
 137     "dp_table = {(i, j): False\n",
 138     "           for i in range(len(s1)+1)\n",
 139     "           for j in range(len(s2)+1)}\n",
 140     "dp_table"
 141    ]
 142   },
 143   {
 144    "cell_type": "code",
 145    "execution_count": 10,
 146    "metadata": {
 147     "collapsed": true
 148    },
 149    "outputs": [],
 150    "source": [
 151     "def show_table(table):\n",
 152     "    return '\\n'.join(\n",
 153     "        ' '.join(str(table[i, j])[0] for j in sorted(set([k[1] for k in table])))\n",
 154     "        for i in sorted(set([k[0] for k in table])))        "
 155    ]
 156   },
 157   {
 158    "cell_type": "code",
 159    "execution_count": 11,
 160    "metadata": {},
 161    "outputs": [
 162     {
 163      "name": "stdout",
 164      "output_type": "stream",
 165      "text": [
 166       "F F F F F F F F F F F\n",
 167       "F F F F F F F F F F F\n",
 168       "F F F F F F F F F F F\n",
 169       "F F F F F F F F F F F\n",
 170       "F F F F F F F F F F F\n",
 171       "F F F F F F F F F F F\n"
 172      ]
 173     }
 174    ],
 175    "source": [
 176     "print(show_table(dp_table))"
 177    ]
 178   },
 179   {
 180    "cell_type": "code",
 181    "execution_count": 12,
 182    "metadata": {},
 183    "outputs": [
 184     {
 185      "name": "stdout",
 186      "output_type": "stream",
 187      "text": [
 188       "aaaa aaababb\n",
 189       "aa 0 0 ! ! True\n",
 190       "aa 0 1 ! ! True\n",
 191       "aa 0 2 ! ! True\n",
 192       "aa 0 3 ! ! True\n",
 193       "aa 0 4 ! ! True\n",
 194       "aa 0 5 ! ! True\n",
 195       "aa 0 6 ! ! True\n",
 196       "aa 0 7 ! ! True\n",
 197       "s1 1 1 a a True\n",
 198       "s2 1 2 a a True\n",
 199       "s1 1 2 a a True\n",
 200       "s2 1 3 a a True\n",
 201       "s1 1 3 a a True\n",
 202       "s2 1 4 a b True\n",
 203       "s2 1 5 a a True\n",
 204       "s1 1 5 a a True\n",
 205       "s2 1 6 a b True\n",
 206       "s2 1 7 a b True\n",
 207       "s1 2 2 a a True\n",
 208       "s2 2 3 a a True\n",
 209       "s1 2 3 a a True\n",
 210       "s2 2 4 a b True\n",
 211       "s2 2 5 a a True\n",
 212       "s1 2 5 a a True\n",
 213       "s2 2 6 a b True\n",
 214       "s2 2 7 a b True\n",
 215       "s1 3 3 a a True\n",
 216       "s2 3 4 a b True\n",
 217       "s2 3 5 a a True\n",
 218       "s1 3 5 a a True\n",
 219       "s2 3 6 a b True\n",
 220       "s2 3 7 a b True\n",
 221       "xx 4 4 a b False\n",
 222       "s1 4 5 a a True\n",
 223       "s2 4 6 a b True\n",
 224       "s2 4 7 a b True\n",
 225       "T T T T T T T T\n",
 226       "F T T T T T T T\n",
 227       "F F T T T T T T\n",
 228       "F F F T T T T T\n",
 229       "F F F F F T T T\n"
 230      ]
 231     },
 232     {
 233      "data": {
 234       "text/plain": [
 235        "{(1, 1): (0, 0, 'a', 's1'),\n",
 236        " (1, 2): (0, 1, 'a', 's1'),\n",
 237        " (1, 3): (0, 2, 'a', 's1'),\n",
 238        " (1, 4): (1, 3, 'b', 's2'),\n",
 239        " (1, 5): (0, 4, 'a', 's1'),\n",
 240        " (1, 6): (1, 5, 'b', 's2'),\n",
 241        " (1, 7): (1, 6, 'b', 's2'),\n",
 242        " (2, 2): (1, 1, 'a', 's1'),\n",
 243        " (2, 3): (1, 2, 'a', 's1'),\n",
 244        " (2, 4): (2, 3, 'b', 's2'),\n",
 245        " (2, 5): (1, 4, 'a', 's1'),\n",
 246        " (2, 6): (2, 5, 'b', 's2'),\n",
 247        " (2, 7): (2, 6, 'b', 's2'),\n",
 248        " (3, 3): (2, 2, 'a', 's1'),\n",
 249        " (3, 4): (3, 3, 'b', 's2'),\n",
 250        " (3, 5): (2, 4, 'a', 's1'),\n",
 251        " (3, 6): (3, 5, 'b', 's2'),\n",
 252        " (3, 7): (3, 6, 'b', 's2'),\n",
 253        " (4, 5): (3, 4, 'a', 's1'),\n",
 254        " (4, 6): (4, 5, 'b', 's2'),\n",
 255        " (4, 7): (4, 6, 'b', 's2')}"
 256       ]
 257      },
 258      "execution_count": 12,
 259      "metadata": {},
 260      "output_type": "execute_result"
 261     }
 262    ],
 263    "source": [
 264     "s2 = s2f\n",
 265     "\n",
 266     "s1 = 'aaaa'\n",
 267     "s2 = 'aaababb'\n",
 268     "\n",
 269     "print(s1, s2)\n",
 270     "\n",
 271     "dp_table = {(i, j): False\n",
 272     "           for i in range(len(s1)+1)\n",
 273     "           for j in range(len(s2)+1)}\n",
 274     "\n",
 275     "backpointers = {}\n",
 276     "\n",
 277     "for i in range(len(s1)+1):\n",
 278     "    for j in range(i, len(s2)+1):\n",
 279     "        if i == 0 or j == 0:\n",
 280     "            dp_table[i, j] = True\n",
 281     "            print('aa', i, j, '!', '!', dp_table[i, j])\n",
 282     "        else:\n",
 283     "            # extend by character from s2\n",
 284     "            if dp_table[i, j-1]:\n",
 285     "                dp_table[i, j] = True\n",
 286     "                backpointers[i, j] = (i, j-1, s2[j-1], 's2')\n",
 287     "                print('s2', i, j, s1[i-1], s2[j-1], dp_table[i, j])                \n",
 288     "            # extend by character from s1\n",
 289     "            if dp_table[i-1, j-1] and s1[i-1] == s2[j-1]:\n",
 290     "                dp_table[i, j] = True\n",
 291     "                backpointers[i, j] = (i-1, j-1, s1[i-1], 's1')                \n",
 292     "                print('s1', i, j, s1[i-1], s2[j-1], dp_table[i, j])\n",
 293     "            if not dp_table[i, j]:\n",
 294     "                print('xx', i, j, s1[i-1], s2[j-1], dp_table[i, j])\n",
 295     "\n",
 296     "print(show_table(dp_table))\n",
 297     "backpointers"
 298    ]
 299   },
 300   {
 301    "cell_type": "code",
 302    "execution_count": 13,
 303    "metadata": {
 304     "collapsed": true
 305    },
 306    "outputs": [],
 307    "source": [
 308     "def show_backtrace(bps):\n",
 309     "    i = max([0] + [k[0] for k in bps])\n",
 310     "    j = max([0] + [k[1] for k in bps])\n",
 311     "    chars = ''\n",
 312     "    if (i, j) in bps:\n",
 313     "        while i != 0 and j != 0:\n",
 314     "            if bps[i, j][3] == 's1':\n",
 315     "                chars += bps[i, j][2].upper()\n",
 316     "            else:\n",
 317     "                chars += bps[i, j][2]\n",
 318     "            i, j = bps[i, j][0], bps[i, j][1] \n",
 319     "        return ''.join(list(reversed(chars)))\n",
 320     "    else:\n",
 321     "        return ''"
 322    ]
 323   },
 324   {
 325    "cell_type": "code",
 326    "execution_count": 14,
 327    "metadata": {},
 328    "outputs": [
 329     {
 330      "data": {
 331       "text/plain": [
 332        "'AAAbAbb'"
 333       ]
 334      },
 335      "execution_count": 14,
 336      "metadata": {},
 337      "output_type": "execute_result"
 338     }
 339    ],
 340    "source": [
 341     "show_backtrace(backpointers)"
 342    ]
 343   },
 344   {
 345    "cell_type": "code",
 346    "execution_count": 15,
 347    "metadata": {
 348     "collapsed": true
 349    },
 350    "outputs": [],
 351    "source": [
 352     "def is_subseq(seq1, seq2, return_backpointers=False, return_table=False, debug=False):\n",
 353     "    \"\"\"Return true if seq1 is a subsequence of seq2.\n",
 354     "    If return_backpointers, also return the set of backpointers to\n",
 355     "    reconstruct the subsequence\"\"\"\n",
 356     "    \n",
 357     "    # dp_table[i, j] is True if first i characters of seq1 can\n",
 358     "    # be found in the first j characters of seq2\n",
 359     "  \n",
 360     "    dp_table = {(i, j): False\n",
 361     "               for i in range(len(seq1)+1)\n",
 362     "               for j in range(len(seq2)+1)}\n",
 363     "\n",
 364     "    backpointers = {}\n",
 365     "    \n",
 366     "    for i in range(len(seq1)+1):\n",
 367     "        for j in range(i, len(seq2)+1):\n",
 368     "            if i == 0 or j == 0:\n",
 369     "                dp_table[i, j] = True\n",
 370     "                if debug: print('aa', i, j, '!', '!', dp_table[i, j])\n",
 371     "            else:\n",
 372     "                # extend by character from s2\n",
 373     "                if dp_table[i, j-1]:\n",
 374     "                    dp_table[i, j] = True\n",
 375     "                    backpointers[i, j] = (i, j-1, seq2[j-1], 's2')\n",
 376     "                    if debug: print('s2', i, j, seq1[i-1], seq2[j-1], dp_table[i, j])                \n",
 377     "                # extend by character from s1\n",
 378     "                if dp_table[i-1, j-1] and seq1[i-1] == seq2[j-1]:\n",
 379     "                    dp_table[i, j] = True\n",
 380     "                    backpointers[i, j] = (i-1, j-1, seq1[i-1], 's1')                \n",
 381     "                    if debug: print('s1', i, j, seq1[i-1], seq2[j-1], dp_table[i, j])\n",
 382     "                if not dp_table[i, j]:\n",
 383     "                    if debug: print('xx', i, j, seq1[i-1], seq2[j-1], dp_table[i, j]) \n",
 384     "   \n",
 385     "#     if return_backpointers:\n",
 386     "#         return dp_table[len(seq1), len(seq2)], backpointers\n",
 387     "#     else:\n",
 388     "#         return dp_table[len(seq1), len(seq2)]\n",
 389     "    \n",
 390     "    if return_backpointers or return_table:\n",
 391     "        retval = [dp_table[len(seq1), len(seq2)]]\n",
 392     "        if return_backpointers:\n",
 393     "            retval += [backpointers]\n",
 394     "        if return_table:\n",
 395     "            retval += [dp_table]\n",
 396     "        return tuple(retval)\n",
 397     "    else:\n",
 398     "        return dp_table[len(seq1), len(seq2)]"
 399    ]
 400   },
 401   {
 402    "cell_type": "code",
 403    "execution_count": 16,
 404    "metadata": {
 405     "scrolled": true
 406    },
 407    "outputs": [
 408     {
 409      "name": "stdout",
 410      "output_type": "stream",
 411      "text": [
 412       "aa 0 0 ! ! True\n",
 413       "aa 0 1 ! ! True\n",
 414       "aa 0 2 ! ! True\n",
 415       "aa 0 3 ! ! True\n",
 416       "aa 0 4 ! ! True\n",
 417       "aa 0 5 ! ! True\n",
 418       "aa 0 6 ! ! True\n",
 419       "aa 0 7 ! ! True\n",
 420       "aa 0 8 ! ! True\n",
 421       "aa 0 9 ! ! True\n",
 422       "aa 0 10 ! ! True\n",
 423       "xx 1 1 a d False\n",
 424       "s1 1 2 a a True\n",
 425       "s2 1 3 a b True\n",
 426       "s2 1 4 a a True\n",
 427       "s1 1 4 a a True\n",
 428       "s2 1 5 a a True\n",
 429       "s1 1 5 a a True\n",
 430       "s2 1 6 a b True\n",
 431       "s2 1 7 a c True\n",
 432       "s2 1 8 a a True\n",
 433       "s1 1 8 a a True\n",
 434       "s2 1 9 a c True\n",
 435       "s2 1 10 a b True\n",
 436       "xx 2 2 a a False\n",
 437       "xx 2 3 a b False\n",
 438       "s1 2 4 a a True\n",
 439       "s2 2 5 a a True\n",
 440       "s1 2 5 a a True\n",
 441       "s2 2 6 a b True\n",
 442       "s2 2 7 a c True\n",
 443       "s2 2 8 a a True\n",
 444       "s1 2 8 a a True\n",
 445       "s2 2 9 a c True\n",
 446       "s2 2 10 a b True\n",
 447       "xx 3 3 a b False\n",
 448       "xx 3 4 a a False\n",
 449       "s1 3 5 a a True\n",
 450       "s2 3 6 a b True\n",
 451       "s2 3 7 a c True\n",
 452       "s2 3 8 a a True\n",
 453       "s1 3 8 a a True\n",
 454       "s2 3 9 a c True\n",
 455       "s2 3 10 a b True\n",
 456       "xx 4 4 a a False\n",
 457       "xx 4 5 a a False\n",
 458       "xx 4 6 a b False\n",
 459       "xx 4 7 a c False\n",
 460       "s1 4 8 a a True\n",
 461       "s2 4 9 a c True\n",
 462       "s2 4 10 a b True\n"
 463      ]
 464     },
 465     {
 466      "data": {
 467       "text/plain": [
 468        "True"
 469       ]
 470      },
 471      "execution_count": 16,
 472      "metadata": {},
 473      "output_type": "execute_result"
 474     }
 475    ],
 476    "source": [
 477     "is_subseq(s1, s2t, debug=True)"
 478    ]
 479   },
 480   {
 481    "cell_type": "code",
 482    "execution_count": 17,
 483    "metadata": {
 484     "collapsed": true
 485    },
 486    "outputs": [],
 487    "source": [
 488     "def show_annotated_table(table, bps):\n",
 489     "    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",
 490     "        for i in sorted(set([k[0] for k in table])))"
 491    ]
 492   },
 493   {
 494    "cell_type": "code",
 495    "execution_count": 18,
 496    "metadata": {},
 497    "outputs": [
 498     {
 499      "data": {
 500       "text/plain": [
 501        "True"
 502       ]
 503      },
 504      "execution_count": 18,
 505      "metadata": {},
 506      "output_type": "execute_result"
 507     }
 508    ],
 509    "source": [
 510     "tf, bps, tb = is_subseq(s1, s2t, return_backpointers=True, return_table=True)\n",
 511     "tf"
 512    ]
 513   },
 514   {
 515    "cell_type": "code",
 516    "execution_count": 19,
 517    "metadata": {},
 518    "outputs": [
 519     {
 520      "data": {
 521       "text/plain": [
 522        "'AbAAbcAcb'"
 523       ]
 524      },
 525      "execution_count": 19,
 526      "metadata": {},
 527      "output_type": "execute_result"
 528     }
 529    ],
 530    "source": [
 531     "show_backtrace(bps)"
 532    ]
 533   },
 534   {
 535    "cell_type": "code",
 536    "execution_count": 20,
 537    "metadata": {},
 538    "outputs": [
 539     {
 540      "name": "stdout",
 541      "output_type": "stream",
 542      "text": [
 543       "T T T T T T T T T T T\n",
 544       "F F T T T T T T T T T\n",
 545       "F F F F T T T T T T T\n",
 546       "F F F F F T T T T T T\n",
 547       "F F F F F F F F T T T\n"
 548      ]
 549     }
 550    ],
 551    "source": [
 552     "print(show_table(tb))"
 553    ]
 554   },
 555   {
 556    "cell_type": "code",
 557    "execution_count": 21,
 558    "metadata": {},
 559    "outputs": [
 560     {
 561      "name": "stdout",
 562      "output_type": "stream",
 563      "text": [
 564       ". . . . . . . . . . .\n",
 565       ". . a b a a b c a c b\n",
 566       ". . . . a a b c a c b\n",
 567       ". . . . . a b c a c b\n",
 568       ". . . . . . . . a c b\n"
 569      ]
 570     }
 571    ],
 572    "source": [
 573     "print(show_annotated_table(tb, bps))"
 574    ]
 575   },
 576   {
 577    "cell_type": "code",
 578    "execution_count": 22,
 579    "metadata": {},
 580    "outputs": [
 581     {
 582      "data": {
 583       "text/plain": [
 584        "False"
 585       ]
 586      },
 587      "execution_count": 22,
 588      "metadata": {},
 589      "output_type": "execute_result"
 590     }
 591    ],
 592    "source": [
 593     "len(show_backtrace(bps)) == len(s2t)"
 594    ]
 595   },
 596   {
 597    "cell_type": "code",
 598    "execution_count": 23,
 599    "metadata": {},
 600    "outputs": [
 601     {
 602      "data": {
 603       "text/plain": [
 604        "('aaaa', 'dabaabcacb')"
 605       ]
 606      },
 607      "execution_count": 23,
 608      "metadata": {},
 609      "output_type": "execute_result"
 610     }
 611    ],
 612    "source": [
 613     "s1, s2t"
 614    ]
 615   },
 616   {
 617    "cell_type": "code",
 618    "execution_count": 24,
 619    "metadata": {},
 620    "outputs": [
 621     {
 622      "data": {
 623       "text/plain": [
 624        "{(1, 2): (0, 1, 'a', 's1'),\n",
 625        " (1, 3): (1, 2, 'b', 's2'),\n",
 626        " (1, 4): (0, 3, 'a', 's1'),\n",
 627        " (1, 5): (0, 4, 'a', 's1'),\n",
 628        " (1, 6): (1, 5, 'b', 's2'),\n",
 629        " (1, 7): (1, 6, 'c', 's2'),\n",
 630        " (1, 8): (0, 7, 'a', 's1'),\n",
 631        " (1, 9): (1, 8, 'c', 's2'),\n",
 632        " (1, 10): (1, 9, 'b', 's2'),\n",
 633        " (2, 4): (1, 3, 'a', 's1'),\n",
 634        " (2, 5): (1, 4, 'a', 's1'),\n",
 635        " (2, 6): (2, 5, 'b', 's2'),\n",
 636        " (2, 7): (2, 6, 'c', 's2'),\n",
 637        " (2, 8): (1, 7, 'a', 's1'),\n",
 638        " (2, 9): (2, 8, 'c', 's2'),\n",
 639        " (2, 10): (2, 9, 'b', 's2'),\n",
 640        " (3, 5): (2, 4, 'a', 's1'),\n",
 641        " (3, 6): (3, 5, 'b', 's2'),\n",
 642        " (3, 7): (3, 6, 'c', 's2'),\n",
 643        " (3, 8): (2, 7, 'a', 's1'),\n",
 644        " (3, 9): (3, 8, 'c', 's2'),\n",
 645        " (3, 10): (3, 9, 'b', 's2'),\n",
 646        " (4, 8): (3, 7, 'a', 's1'),\n",
 647        " (4, 9): (4, 8, 'c', 's2'),\n",
 648        " (4, 10): (4, 9, 'b', 's2')}"
 649       ]
 650      },
 651      "execution_count": 24,
 652      "metadata": {},
 653      "output_type": "execute_result"
 654     }
 655    ],
 656    "source": [
 657     "bps"
 658    ]
 659   },
 660   {
 661    "cell_type": "code",
 662    "execution_count": 25,
 663    "metadata": {},
 664    "outputs": [
 665     {
 666      "data": {
 667       "text/plain": [
 668        "False"
 669       ]
 670      },
 671      "execution_count": 25,
 672      "metadata": {},
 673      "output_type": "execute_result"
 674     }
 675    ],
 676    "source": [
 677     "is_subseq(s1, s2f)"
 678    ]
 679   },
 680   {
 681    "cell_type": "code",
 682    "execution_count": 26,
 683    "metadata": {
 684     "scrolled": true
 685    },
 686    "outputs": [
 687     {
 688      "name": "stdout",
 689      "output_type": "stream",
 690      "text": [
 691       "aa 0 0 ! ! True\n",
 692       "aa 0 1 ! ! True\n",
 693       "aa 0 2 ! ! True\n",
 694       "aa 0 3 ! ! True\n",
 695       "aa 0 4 ! ! True\n",
 696       "aa 0 5 ! ! True\n",
 697       "aa 0 6 ! ! True\n",
 698       "aa 0 7 ! ! True\n",
 699       "s1 1 1 a a True\n",
 700       "s2 1 2 a a True\n",
 701       "s1 1 2 a a True\n",
 702       "s2 1 3 a a True\n",
 703       "s1 1 3 a a True\n",
 704       "s2 1 4 a b True\n",
 705       "s2 1 5 a a True\n",
 706       "s1 1 5 a a True\n",
 707       "s2 1 6 a b True\n",
 708       "s2 1 7 a b True\n",
 709       "s1 2 2 a a True\n",
 710       "s2 2 3 a a True\n",
 711       "s1 2 3 a a True\n",
 712       "s2 2 4 a b True\n",
 713       "s2 2 5 a a True\n",
 714       "s1 2 5 a a True\n",
 715       "s2 2 6 a b True\n",
 716       "s2 2 7 a b True\n",
 717       "s1 3 3 a a True\n",
 718       "s2 3 4 a b True\n",
 719       "s2 3 5 a a True\n",
 720       "s1 3 5 a a True\n",
 721       "s2 3 6 a b True\n",
 722       "s2 3 7 a b True\n",
 723       "xx 4 4 a b False\n",
 724       "s1 4 5 a a True\n",
 725       "s2 4 6 a b True\n",
 726       "s2 4 7 a b True\n"
 727      ]
 728     },
 729     {
 730      "data": {
 731       "text/plain": [
 732        "(True,\n",
 733        " {(1, 1): (0, 0, 'a', 's1'),\n",
 734        "  (1, 2): (0, 1, 'a', 's1'),\n",
 735        "  (1, 3): (0, 2, 'a', 's1'),\n",
 736        "  (1, 4): (1, 3, 'b', 's2'),\n",
 737        "  (1, 5): (0, 4, 'a', 's1'),\n",
 738        "  (1, 6): (1, 5, 'b', 's2'),\n",
 739        "  (1, 7): (1, 6, 'b', 's2'),\n",
 740        "  (2, 2): (1, 1, 'a', 's1'),\n",
 741        "  (2, 3): (1, 2, 'a', 's1'),\n",
 742        "  (2, 4): (2, 3, 'b', 's2'),\n",
 743        "  (2, 5): (1, 4, 'a', 's1'),\n",
 744        "  (2, 6): (2, 5, 'b', 's2'),\n",
 745        "  (2, 7): (2, 6, 'b', 's2'),\n",
 746        "  (3, 3): (2, 2, 'a', 's1'),\n",
 747        "  (3, 4): (3, 3, 'b', 's2'),\n",
 748        "  (3, 5): (2, 4, 'a', 's1'),\n",
 749        "  (3, 6): (3, 5, 'b', 's2'),\n",
 750        "  (3, 7): (3, 6, 'b', 's2'),\n",
 751        "  (4, 5): (3, 4, 'a', 's1'),\n",
 752        "  (4, 6): (4, 5, 'b', 's2'),\n",
 753        "  (4, 7): (4, 6, 'b', 's2')})"
 754       ]
 755      },
 756      "execution_count": 26,
 757      "metadata": {},
 758      "output_type": "execute_result"
 759     }
 760    ],
 761    "source": [
 762     "is_subseq('aaaa', 'aaababb', return_backpointers=True, debug=True)"
 763    ]
 764   },
 765   {
 766    "cell_type": "code",
 767    "execution_count": 27,
 768    "metadata": {
 769     "collapsed": true
 770    },
 771    "outputs": [],
 772    "source": [
 773     "def is_subseq_recursive(s1, s2):\n",
 774     "    if not s1:\n",
 775     "        return True\n",
 776     "    elif len(s1) > len(s2):\n",
 777     "        return False\n",
 778     "    else:\n",
 779     "        if s1[-1] == s2[-1]:\n",
 780     "            return is_subseq_recursive(s1, s2[:-1]) or is_subseq_recursive(s1[:-1], s2[:-1])\n",
 781     "        else:\n",
 782     "            return is_subseq_recursive(s1, s2[:-1])"
 783    ]
 784   },
 785   {
 786    "cell_type": "code",
 787    "execution_count": 45,
 788    "metadata": {
 789     "collapsed": true
 790    },
 791    "outputs": [],
 792    "source": [
 793     "def is_subseq_recursive_2(s1, s2):\n",
 794     "    if not s1:\n",
 795     "        return True\n",
 796     "    elif len(s1) > len(s2):\n",
 797     "        return False\n",
 798     "    else:\n",
 799     "        if s1[-1] == s2[-1]:\n",
 800     "            return is_subseq_recursive(s1[:-1], s2[:-1]) or is_subseq_recursive(s1, s2[:-1])\n",
 801     "        else:\n",
 802     "            return is_subseq_recursive(s1, s2[:-1])"
 803    ]
 804   },
 805   {
 806    "cell_type": "code",
 807    "execution_count": 28,
 808    "metadata": {},
 809    "outputs": [
 810     {
 811      "data": {
 812       "text/plain": [
 813        "True"
 814       ]
 815      },
 816      "execution_count": 28,
 817      "metadata": {},
 818      "output_type": "execute_result"
 819     }
 820    ],
 821    "source": [
 822     "is_subseq_recursive(s1, s2t)"
 823    ]
 824   },
 825   {
 826    "cell_type": "code",
 827    "execution_count": 29,
 828    "metadata": {},
 829    "outputs": [
 830     {
 831      "data": {
 832       "text/plain": [
 833        "False"
 834       ]
 835      },
 836      "execution_count": 29,
 837      "metadata": {},
 838      "output_type": "execute_result"
 839     }
 840    ],
 841    "source": [
 842     "is_subseq_recursive(s1, s2f)"
 843    ]
 844   },
 845   {
 846    "cell_type": "code",
 847    "execution_count": 30,
 848    "metadata": {
 849     "collapsed": true
 850    },
 851    "outputs": [],
 852    "source": [
 853     "def make_string(length, alphabet=None):\n",
 854     "    if not alphabet:\n",
 855     "        alphabet = 'abcdefgh'\n",
 856     "    return ''.join(random.choice(alphabet) for _ in range(length)) "
 857    ]
 858   },
 859   {
 860    "cell_type": "code",
 861    "execution_count": 31,
 862    "metadata": {
 863     "collapsed": true
 864    },
 865    "outputs": [],
 866    "source": [
 867     "def interleave(s1, s2, wander_limit=10, debug=False):\n",
 868     "    i1 = i2 = wander = 0\n",
 869     "    interleaved = []\n",
 870     "    while i1 <= len(s1) and i2 <= len(s2):\n",
 871     "        if i1 == len(s1):\n",
 872     "            if debug: print(i1, i2, wander, 'remaining s2', s2[i2:])\n",
 873     "            interleaved += s2[i2:]\n",
 874     "            i2 = len(s2) + 1\n",
 875     "        elif i2 == len(s2):\n",
 876     "            if debug: print(i1, i2, wander, 'remaining s1', s1[i1:])\n",
 877     "            interleaved += s1[i1:]\n",
 878     "            i1 = len(s1) + 1\n",
 879     "        else:\n",
 880     "            if wander == wander_limit:\n",
 881     "                step = -1\n",
 882     "            elif wander == -wander_limit:\n",
 883     "                step = +1\n",
 884     "            else:\n",
 885     "                step = random.choice([+1, -1])\n",
 886     "            if step == +1:\n",
 887     "                if debug: print(i1, i2, wander, 'adding', s1[i1])\n",
 888     "                interleaved += s1[i1]\n",
 889     "                i1 += 1\n",
 890     "                wander += 1\n",
 891     "            else:\n",
 892     "                if debug: print(i1, i2, wander, 'adding', s2[i2])\n",
 893     "                interleaved += s2[i2]\n",
 894     "                i2 += 1\n",
 895     "                wander -= 1\n",
 896     "    return ''.join(interleaved)"
 897    ]
 898   },
 899   {
 900    "cell_type": "code",
 901    "execution_count": 32,
 902    "metadata": {
 903     "collapsed": true
 904    },
 905    "outputs": [],
 906    "source": [
 907     "sl1 = make_string(200)\n",
 908     "sl2 = make_string(200)\n",
 909     "sl3 = make_string(200)\n",
 910     "sl12 = interleave(sl1, sl2)\n",
 911     "sl23 = interleave(sl2, sl3)"
 912    ]
 913   },
 914   {
 915    "cell_type": "code",
 916    "execution_count": 33,
 917    "metadata": {},
 918    "outputs": [
 919     {
 920      "data": {
 921       "text/plain": [
 922        "(True, False)"
 923       ]
 924      },
 925      "execution_count": 33,
 926      "metadata": {},
 927      "output_type": "execute_result"
 928     }
 929    ],
 930    "source": [
 931     "is_subseq(sl1, sl12), is_subseq(sl1, sl23)"
 932    ]
 933   },
 934   {
 935    "cell_type": "code",
 936    "execution_count": 34,
 937    "metadata": {},
 938    "outputs": [
 939     {
 940      "ename": "KeyboardInterrupt",
 941      "evalue": "",
 942      "output_type": "error",
 943      "traceback": [
 944       "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
 945       "\u001b[0;31mKeyboardInterrupt\u001b[0m                         Traceback (most recent call last)",
 946       "\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",
 947       "\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",
 948       "\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",
 949       "\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",
 950       "\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",
 951       "\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",
 952       "\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",
 953       "\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",
 954       "\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",
 955       "\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",
 956       "\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",
 957       "\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",
 958       "\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",
 959       "\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",
 960       "\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",
 961       "\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",
 962       "\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",
 963       "\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",
 964       "\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",
 965       "\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",
 966       "\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",
 967       "\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",
 968       "\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",
 969       "\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",
 970       "\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",
 971       "\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",
 972       "\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",
 973       "\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",
 974       "\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",
 975       "\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",
 976       "\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",
 977       "\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",
 978       "\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",
 979       "\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",
 980       "\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",
 981       "\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",
 982       "\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",
 983       "\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",
 984       "\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",
 985       "\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",
 986       "\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",
 987       "\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",
 988       "\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",
 989       "\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",
 990       "\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",
 991       "\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",
 992       "\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",
 993       "\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",
 994       "\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",
 995       "\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",
 996       "\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",
 997       "\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",
 998       "\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",
 999       "\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",
1000       "\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",
1001       "\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",
1002       "\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",
1003       "\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",
1004       "\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",
1005       "\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",
1006       "\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",
1007       "\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",
1008       "\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",
1009       "\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",
1010       "\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",
1011       "\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",
1012       "\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",
1013       "\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",
1014       "\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",
1015       "\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",
1016       "\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",
1017       "\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",
1018       "\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",
1019       "\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",
1020       "\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",
1021       "\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",
1022       "\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",
1023       "\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",
1024       "\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",
1025       "\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",
1026       "\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",
1027       "\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",
1028       "\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",
1029       "\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",
1030       "\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",
1031       "\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",
1032       "\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",
1033       "\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",
1034       "\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",
1035       "\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",
1036       "\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",
1037       "\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",
1038       "\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",
1039       "\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",
1040       "\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",
1041       "\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",
1042       "\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",
1043       "\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",
1044       "\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",
1045       "\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",
1046       "\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",
1047       "\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",
1048       "\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",
1049       "\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",
1050       "\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",
1051       "\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",
1052       "\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",
1053       "\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",
1054       "\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",
1055       "\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",
1056       "\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",
1057       "\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",
1058       "\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",
1059       "\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",
1060       "\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",
1061       "\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",
1062       "\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",
1063       "\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",
1064       "\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",
1065       "\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",
1066       "\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",
1067       "\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",
1068       "\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",
1069       "\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",
1070       "\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",
1071       "\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",
1072       "\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",
1073       "\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",
1074       "\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",
1075       "\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",
1076       "\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",
1077       "\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",
1078       "\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",
1079       "\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",
1080       "\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",
1081       "\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",
1082       "\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",
1083       "\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",
1084       "\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",
1085       "\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",
1086       "\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",
1087       "\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",
1088       "\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",
1089       "\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",
1090       "\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",
1091       "\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",
1092       "\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",
1093       "\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",
1094       "\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",
1095       "\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",
1096       "\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",
1097       "\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",
1098       "\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",
1099       "\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",
1100       "\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",
1101       "\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",
1102       "\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",
1103       "\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",
1104       "\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",
1105       "\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",
1106       "\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",
1107       "\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",
1108       "\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",
1109       "\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",
1110       "\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",
1111       "\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",
1112       "\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",
1113       "\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",
1114       "\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",
1115       "\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",
1116       "\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",
1117       "\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",
1118       "\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",
1119       "\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",
1120       "\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",
1121       "\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",
1122       "\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",
1123       "\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",
1124       "\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",
1125       "\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",
1126       "\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",
1127       "\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",
1128       "\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",
1129       "\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",
1130       "\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",
1131       "\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",
1132       "\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",
1133       "\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",
1134       "\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",
1135       "\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",
1136       "\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",
1137       "\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",
1138       "\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",
1139       "\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",
1140       "\u001b[0;31mKeyboardInterrupt\u001b[0m: "
1141      ]
1142     }
1143    ],
1144    "source": [
1145     "is_subseq_recursive(sl1, sl12), is_subseq_recursive(sl1, sl23)"
1146    ]
1147   },
1148   {
1149    "cell_type": "code",
1150    "execution_count": 35,
1151    "metadata": {
1152     "collapsed": true
1153    },
1154    "outputs": [],
1155    "source": [
1156     "import timeit"
1157    ]
1158   },
1159   {
1160    "cell_type": "code",
1161    "execution_count": 90,
1162    "metadata": {
1163     "scrolled": true
1164    },
1165    "outputs": [
1166     {
1167      "name": "stdout",
1168      "output_type": "stream",
1169      "text": [
1170       "1 128 6.601971108466387e-06\n",
1171       "2 128 1.1173018720000982e-05\n",
1172       "3 128 1.7676036804914474e-05\n",
1173       "4 128 2.5538960471749306e-05\n",
1174       "5 128 3.5266566555947065e-05\n",
1175       "6 128 4.612101474776864e-05\n",
1176       "7 128 5.9491489082574844e-05\n",
1177       "8 128 7.708946941420436e-05\n",
1178       "9 128 9.241350926458836e-05\n",
1179       "10 128 0.00011261552572250366\n",
1180       "11 128 0.00013369298540055752\n",
1181       "12 128 0.00015364354476332664\n",
1182       "13 128 0.00018264143727719784\n",
1183       "14 128 0.00021015095990151167\n",
1184       "15 128 0.0002313450095243752\n",
1185       "16 128 0.0002656164579093456\n",
1186       "17 128 0.00030093902023509145\n",
1187       "18 128 0.00034747645258903503\n",
1188       "19 128 0.00038037047488614917\n",
1189       "20 128 0.00039016600931063294\n",
1190       "21 128 0.0004141985555179417\n",
1191       "22 128 0.0004589990130625665\n",
1192       "23 128 0.0005071259802207351\n",
1193       "24 128 0.000558166007976979\n",
1194       "25 128 0.0006022494635544717\n",
1195       "26 128 0.000670306442771107\n",
1196       "27 128 0.0007114085019566119\n",
1197       "28 128 0.0007825554930604994\n",
1198       "29 128 0.0008297829772345722\n",
1199       "30 128 0.0009118785383179784\n",
1200       "31 128 0.0009387695463374257\n",
1201       "32 128 0.0010290474747307599\n",
1202       "33 128 0.0010991995804943144\n",
1203       "34 128 0.001162782427854836\n",
1204       "35 128 0.0012630489654839039\n",
1205       "36 128 0.0013626019936054945\n",
1206       "37 128 0.0013828364899381995\n",
1207       "38 128 0.0014394805184565485\n",
1208       "39 128 0.0015522410394623876\n",
1209       "40 128 0.0016528905252926052\n",
1210       "41 128 0.001752416486851871\n",
1211       "42 128 0.0018637359025888145\n",
1212       "43 128 0.0019305709865875542\n",
1213       "44 128 0.0019937875331379473\n",
1214       "45 128 0.002114867966156453\n",
1215       "46 128 0.0021349010639823973\n",
1216       "47 128 0.0022526634857058525\n",
1217       "48 128 0.002346995985135436\n",
1218       "49 128 0.0024804204585961998\n",
1219       "50 128 0.0026001944206655025\n",
1220       "51 128 0.0026794440345838666\n",
1221       "52 128 0.002824594499543309\n",
1222       "53 128 0.0030016429373063147\n",
1223       "54 128 0.003160015563480556\n",
1224       "55 128 0.00318777997745201\n",
1225       "56 128 0.003325541445519775\n",
1226       "57 128 0.0034704965073615313\n",
1227       "58 128 0.0036058140103705227\n",
1228       "59 128 0.0037392310332506895\n",
1229       "60 128 0.0037602405063807964\n",
1230       "61 128 0.003874778456520289\n",
1231       "62 128 0.004084868531208485\n",
1232       "63 128 0.004155766975600272\n",
1233       "64 128 0.004267089010681957\n",
1234       "65 128 0.004337636521086097\n",
1235       "66 128 0.0044974255142733455\n",
1236       "67 128 0.004694238479714841\n",
1237       "68 128 0.004869959433563054\n",
1238       "69 128 0.004944236483424902\n",
1239       "70 128 0.005068219965323806\n",
1240       "71 128 0.005291507521178573\n",
1241       "72 128 0.005452780984342098\n",
1242       "73 128 0.005550310015678406\n",
1243       "74 128 0.005827677552588284\n",
1244       "75 128 0.005954194464720786\n",
1245       "76 128 0.006162200937978923\n",
1246       "77 128 0.006293880462180823\n",
1247       "78 128 0.006430666020605713\n",
1248       "79 128 0.006628004543017596\n",
1249       "80 128 0.006773526547476649\n",
1250       "81 128 0.006877631531096995\n",
1251       "82 128 0.007066302059683949\n",
1252       "83 128 0.007277273049112409\n",
1253       "84 128 0.0074174615438096225\n",
1254       "85 128 0.007571773545350879\n",
1255       "86 128 0.007751822471618652\n",
1256       "87 128 0.007897154020611197\n",
1257       "88 128 0.008157184987794608\n",
1258       "89 128 0.008307107957080007\n",
1259       "90 128 0.008498225477524102\n",
1260       "91 128 0.008694847987499088\n",
1261       "92 128 0.008919386542402208\n",
1262       "93 128 0.009161543508525938\n",
1263       "94 128 0.00944519997574389\n",
1264       "95 128 0.00951321900356561\n",
1265       "96 128 0.009540809493046254\n",
1266       "97 128 0.010032013524323702\n",
1267       "98 128 0.010202373494394124\n",
1268       "99 128 0.010228634462691844\n",
1269       "100 128 0.010533473512623459\n",
1270       "101 128 0.01096995797706768\n",
1271       "102 128 0.011132450483273715\n",
1272       "103 128 0.01138017192715779\n",
1273       "104 128 0.011960987467318773\n",
1274       "105 128 0.012275321991182864\n",
1275       "106 128 0.01236614998197183\n",
1276       "107 128 0.012787212966941297\n",
1277       "108 128 0.013005171960685402\n",
1278       "109 128 0.013409941457211971\n",
1279       "110 128 0.013808032497763634\n"
1280      ]
1281     }
1282    ],
1283    "source": [
1284     "times_recorded_dp = {}\n",
1285     "cont = True\n",
1286     "reps = 128\n",
1287     "l = 1\n",
1288     "\n",
1289     "setup_code = \"\"\"sl1 = make_string(l) ;\n",
1290     "sl2 = make_string(l) ;\n",
1291     "sl3 = make_string(l) ;\n",
1292     "sl12 = interleave(sl1, sl2) ;\n",
1293     "sl23 = interleave(sl2, sl3)\"\"\"\n",
1294     "\n",
1295     "while cont:\n",
1296     "\n",
1297     "    t = timeit.Timer('is_subseq(sl1, sl12)', \n",
1298     "                          'l = {} ; '.format(l) + setup_code, \n",
1299     "                          globals=globals())\n",
1300     "    stime = min(t.repeat(reps, number=1))\n",
1301     "    t = timeit.Timer('is_subseq(sl1, sl23)', \n",
1302     "                          'l = {} ; '.format(l) + setup_code, \n",
1303     "                          globals=globals())\n",
1304     "    ftime = min(t.repeat(reps, number=1))   \n",
1305     "    times_recorded_dp[l] = (stime + ftime ) / 2\n",
1306     "    print(l, reps, times_recorded_dp[l])\n",
1307     "    l += 1\n",
1308     "    if stime * reps > 10:\n",
1309     "        reps = reps // 2\n",
1310     "    if reps <= 1:\n",
1311     "        cont = False\n",
1312     "    if l > 110:\n",
1313     "        cont = False\n",
1314     "    "
1315    ]
1316   },
1317   {
1318    "cell_type": "code",
1319    "execution_count": 69,
1320    "metadata": {
1321     "scrolled": true
1322    },
1323    "outputs": [
1324     {
1325      "name": "stdout",
1326      "output_type": "stream",
1327      "text": [
1328       "1 128 1.4614779502153397e-06\n",
1329       "2 128 2.2249878384172916e-06\n",
1330       "3 128 3.04199056699872e-06\n",
1331       "4 128 3.817433025687933e-06\n",
1332       "5 128 4.5790220610797405e-06\n",
1333       "6 128 5.405454430729151e-06\n",
1334       "7 128 6.143003702163696e-06\n",
1335       "8 128 7.1534886956214905e-06\n",
1336       "9 128 7.709488272666931e-06\n",
1337       "10 128 9.231502190232277e-06\n",
1338       "11 128 9.659503120929003e-06\n",
1339       "12 128 1.1146999895572662e-05\n",
1340       "13 128 1.3675540685653687e-05\n",
1341       "14 128 1.4537479728460312e-05\n",
1342       "15 128 1.726200571283698e-05\n",
1343       "16 128 2.175051486119628e-05\n",
1344       "17 128 2.642604522407055e-05\n",
1345       "18 128 2.882845001295209e-05\n",
1346       "19 128 3.30429757013917e-05\n",
1347       "20 128 3.415101673454046e-05\n",
1348       "21 128 4.3374544475227594e-05\n",
1349       "22 128 4.3387000914663076e-05\n",
1350       "23 128 5.406048148870468e-05\n",
1351       "24 128 7.064553210511804e-05\n",
1352       "25 128 6.675999611616135e-05\n",
1353       "26 128 7.653201464563608e-05\n",
1354       "27 128 8.046295261010528e-05\n",
1355       "28 128 8.30040080472827e-05\n",
1356       "29 128 9.860144928097725e-05\n",
1357       "30 128 0.00012834451626986265\n",
1358       "31 128 0.00012909498764202\n",
1359       "32 128 0.00015940150478854775\n",
1360       "33 128 0.00017911155009642243\n",
1361       "34 128 0.00015924405306577682\n",
1362       "35 128 0.00019503897055983543\n",
1363       "36 128 0.0002618280122987926\n",
1364       "37 128 0.00027317157946527004\n",
1365       "38 128 0.0003093755221925676\n",
1366       "39 128 0.0003216919722035527\n",
1367       "40 128 0.0004375210264697671\n",
1368       "41 128 0.000429175968747586\n",
1369       "42 128 0.0004322319873608649\n",
1370       "43 128 0.00047204853035509586\n",
1371       "44 128 0.0005446930299513042\n",
1372       "45 128 0.0005909049650654197\n",
1373       "46 128 0.0006897440180182457\n",
1374       "47 128 0.0006101980106905103\n",
1375       "48 128 0.0009493179968558252\n",
1376       "49 128 0.0010656820377334952\n",
1377       "50 128 0.0010958575294353068\n",
1378       "51 128 0.0011784244561567903\n",
1379       "52 128 0.0015215784660540521\n",
1380       "53 128 0.0016730880015529692\n",
1381       "54 128 0.0018497870187275112\n",
1382       "55 128 0.0019531224970705807\n",
1383       "56 128 0.002047635498456657\n",
1384       "57 128 0.002590053016319871\n",
1385       "58 128 0.00282047048676759\n",
1386       "59 128 0.0028463290072977543\n",
1387       "60 128 0.003852981433738023\n",
1388       "61 128 0.003954462939873338\n",
1389       "62 128 0.005894984060432762\n",
1390       "63 128 0.003989071468822658\n",
1391       "64 128 0.005397962988354266\n",
1392       "65 128 0.005613878485746682\n",
1393       "66 128 0.006631733034737408\n",
1394       "67 128 0.006388595968019217\n",
1395       "68 128 0.008692775038070977\n",
1396       "69 128 0.011248551483731717\n",
1397       "70 128 0.01025481807300821\n",
1398       "71 128 0.012467472988646477\n",
1399       "72 128 0.012154755007941276\n",
1400       "73 128 0.01328759198077023\n",
1401       "74 128 0.014517615491058677\n",
1402       "75 128 0.014188894943799824\n",
1403       "76 128 0.02000475104432553\n",
1404       "77 128 0.008263764902949333\n",
1405       "78 128 0.027680979983415455\n",
1406       "79 128 0.026263607025612146\n",
1407       "80 128 0.029358336003497243\n",
1408       "81 128 0.019039819424506277\n",
1409       "82 128 0.030424615542870015\n",
1410       "83 128 0.05704057845287025\n",
1411       "84 64 0.054549605934880674\n",
1412       "85 64 0.10833553707925603\n",
1413       "86 32 0.07274995249463245\n",
1414       "87 32 0.1189103105571121\n",
1415       "88 32 0.11648729699663818\n",
1416       "89 32 0.08882703294511884\n",
1417       "90 32 0.16369645803933963\n",
1418       "91 16 0.37688057048944756\n",
1419       "92 8 0.20311490900348872\n",
1420       "93 8 0.13178699905984104\n",
1421       "94 8 0.6466444740071893\n",
1422       "95 4 0.9140647805761546\n",
1423       "96 4 1.9596780224819668\n",
1424       "97 2 2.149461797962431\n",
1425       "98 2 1.419025840528775\n",
1426       "99 2 0.9921340015134774\n",
1427       "100 2 0.9624096675543115\n",
1428       "101 2 1.5941892554983497\n",
1429       "102 2 1.6760708974907175\n",
1430       "103 2 2.177948990953155\n",
1431       "104 2 12.678528299031314\n"
1432      ]
1433     }
1434    ],
1435    "source": [
1436     "times_recorded_r = {}\n",
1437     "cont = True\n",
1438     "reps = 128\n",
1439     "l = 1\n",
1440     "\n",
1441     "setup_code = \"\"\"sl1 = make_string(l) ;\n",
1442     "sl2 = make_string(l) ;\n",
1443     "sl3 = make_string(l) ;\n",
1444     "sl12 = interleave(sl1, sl2) ;\n",
1445     "sl23 = interleave(sl2, sl3)\"\"\"\n",
1446     "\n",
1447     "while cont:\n",
1448     "#     stime = timeit.timeit('is_subseq_recursive(sl1, sl12)', \n",
1449     "#                           'l = {} ; '.format(l) + setup_code, \n",
1450     "#                           globals=globals(), number=reps) / reps\n",
1451     "#     ftime = timeit.timeit('is_subseq_recursive(sl1, sl23)', \n",
1452     "#                           'l = {} ; '.format(l) + setup_code, \n",
1453     "#                           globals=globals(), number=reps) / reps\n",
1454     "    t = timeit.Timer('is_subseq_recursive(sl1, sl12)', \n",
1455     "                          'l = {} ; '.format(l) + setup_code, \n",
1456     "                          globals=globals())\n",
1457     "    stime = min(t.repeat(reps,number=1))\n",
1458     "    t = timeit.Timer('is_subseq_recursive(sl1, sl23)', \n",
1459     "                          'l = {} ; '.format(l) + setup_code, \n",
1460     "                          globals=globals())\n",
1461     "    ftime = min(t.repeat(reps, number=1))   \n",
1462     "    times_recorded_r[l] = (stime + ftime ) / 2\n",
1463     "    print(l, reps, times_recorded_r[l])\n",
1464     "    l += 1\n",
1465     "    if stime * reps > 10:\n",
1466     "        reps = reps // 2\n",
1467     "    if reps <= 1:\n",
1468     "        cont = False\n",
1469     "    "
1470    ]
1471   },
1472   {
1473    "cell_type": "code",
1474    "execution_count": 70,
1475    "metadata": {
1476     "scrolled": true
1477    },
1478    "outputs": [
1479     {
1480      "name": "stdout",
1481      "output_type": "stream",
1482      "text": [
1483       "1 128 8.884817361831665e-07\n",
1484       "2 128 2.034998033195734e-06\n",
1485       "3 128 2.758519258350134e-06\n",
1486       "4 128 3.492517862468958e-06\n",
1487       "5 128 4.411558620631695e-06\n",
1488       "6 128 4.7970679588615894e-06\n",
1489       "7 128 5.636480636894703e-06\n",
1490       "8 128 6.429501809179783e-06\n",
1491       "9 128 8.435978088527918e-06\n",
1492       "10 128 8.897040970623493e-06\n",
1493       "11 128 9.417475666850805e-06\n",
1494       "12 128 1.0774005204439163e-05\n",
1495       "13 128 1.4505523722618818e-05\n",
1496       "14 128 1.56490714289248e-05\n",
1497       "15 128 1.618947135284543e-05\n",
1498       "16 128 2.0946492440998554e-05\n",
1499       "17 128 2.3907457944005728e-05\n",
1500       "18 128 2.4928071070462465e-05\n",
1501       "19 128 2.8219015803188086e-05\n",
1502       "20 128 3.5653007216751575e-05\n",
1503       "21 128 3.706448478624225e-05\n",
1504       "22 128 4.079949576407671e-05\n",
1505       "23 128 4.724744940176606e-05\n",
1506       "24 128 5.7765981182456017e-05\n",
1507       "25 128 7.110205478966236e-05\n",
1508       "26 128 6.68570282869041e-05\n",
1509       "27 128 7.0950947701931e-05\n",
1510       "28 128 9.183702059090137e-05\n",
1511       "29 128 9.083998156711459e-05\n",
1512       "30 128 0.00012720248196274042\n",
1513       "31 128 0.00014033797197043896\n",
1514       "32 128 0.0001420410117134452\n",
1515       "33 128 0.00017444993136450648\n",
1516       "34 128 0.00017753150314092636\n",
1517       "35 128 0.0002434045309200883\n",
1518       "36 128 0.00020685751223936677\n",
1519       "37 128 0.0002980435383506119\n",
1520       "38 128 0.00036001147236675024\n",
1521       "39 128 0.0003045969642698765\n",
1522       "40 128 0.0003779904800467193\n",
1523       "41 128 0.00034402357414364815\n",
1524       "42 128 0.0004229460028000176\n",
1525       "43 128 0.000507067481521517\n",
1526       "44 128 0.000598300015553832\n",
1527       "45 128 0.0005493310163728893\n",
1528       "46 128 0.000664012972265482\n",
1529       "47 128 0.0008666850044392049\n",
1530       "48 128 0.0008997629629448056\n",
1531       "49 128 0.0008234439883381128\n",
1532       "50 128 0.0013693950022570789\n",
1533       "51 128 0.0013514914899133146\n",
1534       "52 128 0.0019259459804743528\n",
1535       "53 128 0.0018100804882124066\n",
1536       "54 128 0.001936097047291696\n",
1537       "55 128 0.0017529000178910792\n",
1538       "56 128 0.0016716280370019376\n",
1539       "57 128 0.0021720639197155833\n",
1540       "58 128 0.0024625635123811662\n",
1541       "59 128 0.003573566034901887\n",
1542       "60 128 0.0031627400312572718\n",
1543       "61 128 0.0027249615523032844\n",
1544       "62 128 0.004961121478118002\n",
1545       "63 128 0.0063315784791484475\n",
1546       "64 128 0.008300232526380569\n",
1547       "65 128 0.008154927054420114\n",
1548       "66 128 0.007548200490418822\n",
1549       "67 128 0.008760973054450005\n",
1550       "68 128 0.008141790516674519\n",
1551       "69 128 0.008250089013017714\n",
1552       "70 128 0.010327896510716528\n",
1553       "71 128 0.009718743502162397\n",
1554       "72 128 0.019843538000714034\n",
1555       "73 128 0.01803048700094223\n",
1556       "74 128 0.019597515580244362\n",
1557       "75 128 0.019393193535506725\n",
1558       "76 128 0.02004180650692433\n",
1559       "77 128 0.028443017974495888\n",
1560       "78 128 0.017402471450623125\n",
1561       "79 128 0.029057362000457942\n",
1562       "80 128 0.02609148499323055\n",
1563       "81 128 0.02800373249920085\n",
1564       "82 128 0.03854370198678225\n",
1565       "83 128 0.047431926999706775\n",
1566       "84 64 0.05365822894964367\n",
1567       "85 64 0.07952620997093618\n",
1568       "86 32 0.11244358099065721\n",
1569       "87 32 0.08979999151779339\n",
1570       "88 32 0.12574247998418286\n",
1571       "89 32 0.10865734395338222\n",
1572       "90 32 0.19780107750557363\n",
1573       "91 16 0.2107998769497499\n",
1574       "92 16 0.2024802175583318\n",
1575       "93 16 0.41546207800274715\n",
1576       "94 8 0.282537228486035\n",
1577       "95 8 0.34043588204076514\n",
1578       "96 8 0.946704204485286\n",
1579       "97 4 2.07305044750683\n",
1580       "98 2 0.9190455324715003\n",
1581       "99 2 0.5788108735578135\n",
1582       "100 2 2.7352834560442716\n",
1583       "101 2 1.87139827554347\n",
1584       "102 2 2.684197551512625\n",
1585       "103 2 1.615786965470761\n",
1586       "104 2 4.937537866004277\n"
1587      ]
1588     }
1589    ],
1590    "source": [
1591     "times_recorded_r2 = {}\n",
1592     "cont = True\n",
1593     "reps = 128\n",
1594     "l = 1\n",
1595     "\n",
1596     "setup_code = \"\"\"sl1 = make_string(l) ;\n",
1597     "sl2 = make_string(l) ;\n",
1598     "sl3 = make_string(l) ;\n",
1599     "sl12 = interleave(sl1, sl2) ;\n",
1600     "sl23 = interleave(sl2, sl3)\"\"\"\n",
1601     "\n",
1602     "while cont:\n",
1603     "    t = timeit.Timer('is_subseq_recursive_2(sl1, sl12)', \n",
1604     "                          'l = {} ; '.format(l) + setup_code, \n",
1605     "                          globals=globals())\n",
1606     "    stime = min(t.repeat(reps, number=1))\n",
1607     "    t = timeit.Timer('is_subseq_recursive_2(sl1, sl23)', \n",
1608     "                          'l = {} ; '.format(l) + setup_code, \n",
1609     "                          globals=globals())\n",
1610     "    ftime = min(t.repeat(reps, number=1))\n",
1611     "    times_recorded_r2[l] = (stime + ftime ) / 2\n",
1612     "    print(l, reps, times_recorded_r2[l])\n",
1613     "    l += 1\n",
1614     "    if stime * reps > 10:\n",
1615     "        reps = reps // 2\n",
1616     "    if reps <= 1:\n",
1617     "        cont = False\n",
1618     "    "
1619    ]
1620   },
1621   {
1622    "cell_type": "code",
1623    "execution_count": 73,
1624    "metadata": {
1625     "scrolled": true
1626    },
1627    "outputs": [
1628     {
1629      "data": {
1630       "text/plain": [
1631        "{1: 8.884817361831665e-07,\n",
1632        " 2: 2.034998033195734e-06,\n",
1633        " 3: 2.758519258350134e-06,\n",
1634        " 4: 3.492517862468958e-06,\n",
1635        " 5: 4.411558620631695e-06,\n",
1636        " 6: 4.7970679588615894e-06,\n",
1637        " 7: 5.636480636894703e-06,\n",
1638        " 8: 6.429501809179783e-06,\n",
1639        " 9: 8.435978088527918e-06,\n",
1640        " 10: 8.897040970623493e-06,\n",
1641        " 11: 9.417475666850805e-06,\n",
1642        " 12: 1.0774005204439163e-05,\n",
1643        " 13: 1.4505523722618818e-05,\n",
1644        " 14: 1.56490714289248e-05,\n",
1645        " 15: 1.618947135284543e-05,\n",
1646        " 16: 2.0946492440998554e-05,\n",
1647        " 17: 2.3907457944005728e-05,\n",
1648        " 18: 2.4928071070462465e-05,\n",
1649        " 19: 2.8219015803188086e-05,\n",
1650        " 20: 3.5653007216751575e-05,\n",
1651        " 21: 3.706448478624225e-05,\n",
1652        " 22: 4.079949576407671e-05,\n",
1653        " 23: 4.724744940176606e-05,\n",
1654        " 24: 5.7765981182456017e-05,\n",
1655        " 25: 7.110205478966236e-05,\n",
1656        " 26: 6.68570282869041e-05,\n",
1657        " 27: 7.0950947701931e-05,\n",
1658        " 28: 9.183702059090137e-05,\n",
1659        " 29: 9.083998156711459e-05,\n",
1660        " 30: 0.00012720248196274042,\n",
1661        " 31: 0.00014033797197043896,\n",
1662        " 32: 0.0001420410117134452,\n",
1663        " 33: 0.00017444993136450648,\n",
1664        " 34: 0.00017753150314092636,\n",
1665        " 35: 0.0002434045309200883,\n",
1666        " 36: 0.00020685751223936677,\n",
1667        " 37: 0.0002980435383506119,\n",
1668        " 38: 0.00036001147236675024,\n",
1669        " 39: 0.0003045969642698765,\n",
1670        " 40: 0.0003779904800467193,\n",
1671        " 41: 0.00034402357414364815,\n",
1672        " 42: 0.0004229460028000176,\n",
1673        " 43: 0.000507067481521517,\n",
1674        " 44: 0.000598300015553832,\n",
1675        " 45: 0.0005493310163728893,\n",
1676        " 46: 0.000664012972265482,\n",
1677        " 47: 0.0008666850044392049,\n",
1678        " 48: 0.0008997629629448056,\n",
1679        " 49: 0.0008234439883381128,\n",
1680        " 50: 0.0013693950022570789,\n",
1681        " 51: 0.0013514914899133146,\n",
1682        " 52: 0.0019259459804743528,\n",
1683        " 53: 0.0018100804882124066,\n",
1684        " 54: 0.001936097047291696,\n",
1685        " 55: 0.0017529000178910792,\n",
1686        " 56: 0.0016716280370019376,\n",
1687        " 57: 0.0021720639197155833,\n",
1688        " 58: 0.0024625635123811662,\n",
1689        " 59: 0.003573566034901887,\n",
1690        " 60: 0.0031627400312572718,\n",
1691        " 61: 0.0027249615523032844,\n",
1692        " 62: 0.004961121478118002,\n",
1693        " 63: 0.0063315784791484475,\n",
1694        " 64: 0.008300232526380569,\n",
1695        " 65: 0.008154927054420114,\n",
1696        " 66: 0.007548200490418822,\n",
1697        " 67: 0.008760973054450005,\n",
1698        " 68: 0.008141790516674519,\n",
1699        " 69: 0.008250089013017714,\n",
1700        " 70: 0.010327896510716528,\n",
1701        " 71: 0.009718743502162397,\n",
1702        " 72: 0.019843538000714034,\n",
1703        " 73: 0.01803048700094223,\n",
1704        " 74: 0.019597515580244362,\n",
1705        " 75: 0.019393193535506725,\n",
1706        " 76: 0.02004180650692433,\n",
1707        " 77: 0.028443017974495888,\n",
1708        " 78: 0.017402471450623125,\n",
1709        " 79: 0.029057362000457942,\n",
1710        " 80: 0.02609148499323055,\n",
1711        " 81: 0.02800373249920085,\n",
1712        " 82: 0.03854370198678225,\n",
1713        " 83: 0.047431926999706775,\n",
1714        " 84: 0.05365822894964367,\n",
1715        " 85: 0.07952620997093618,\n",
1716        " 86: 0.11244358099065721,\n",
1717        " 87: 0.08979999151779339,\n",
1718        " 88: 0.12574247998418286,\n",
1719        " 89: 0.10865734395338222,\n",
1720        " 90: 0.19780107750557363,\n",
1721        " 91: 0.2107998769497499,\n",
1722        " 92: 0.2024802175583318,\n",
1723        " 93: 0.41546207800274715,\n",
1724        " 94: 0.282537228486035,\n",
1725        " 95: 0.34043588204076514,\n",
1726        " 96: 0.946704204485286,\n",
1727        " 97: 2.07305044750683,\n",
1728        " 98: 0.9190455324715003,\n",
1729        " 99: 0.5788108735578135,\n",
1730        " 100: 2.7352834560442716,\n",
1731        " 101: 1.87139827554347,\n",
1732        " 102: 2.684197551512625,\n",
1733        " 103: 1.615786965470761,\n",
1734        " 104: 4.937537866004277}"
1735       ]
1736      },
1737      "execution_count": 73,
1738      "metadata": {},
1739      "output_type": "execute_result"
1740     }
1741    ],
1742    "source": [
1743     "times_recorded_r2"
1744    ]
1745   },
1746   {
1747    "cell_type": "code",
1748    "execution_count": 67,
1749    "metadata": {},
1750    "outputs": [],
1751    "source": [
1752     "import pandas as pd\n",
1753     "\n",
1754     "import matplotlib.pyplot as plt\n",
1755     "%matplotlib inline  "
1756    ]
1757   },
1758   {
1759    "cell_type": "code",
1760    "execution_count": 74,
1761    "metadata": {
1762     "scrolled": true
1763    },
1764    "outputs": [
1765     {
1766      "data": {
1767       "text/html": [
1768        "<div>\n",
1769        "<table border=\"1\" class=\"dataframe\">\n",
1770        "  <thead>\n",
1771        "    <tr style=\"text-align: right;\">\n",
1772        "      <th></th>\n",
1773        "      <th>dp</th>\n",
1774        "      <th>r1</th>\n",
1775        "      <th>r2</th>\n",
1776        "    </tr>\n",
1777        "  </thead>\n",
1778        "  <tbody>\n",
1779        "    <tr>\n",
1780        "      <th>1</th>\n",
1781        "      <td>0.000006</td>\n",
1782        "      <td>0.000001</td>\n",
1783        "      <td>8.884817e-07</td>\n",
1784        "    </tr>\n",
1785        "    <tr>\n",
1786        "      <th>2</th>\n",
1787        "      <td>0.000010</td>\n",
1788        "      <td>0.000002</td>\n",
1789        "      <td>2.034998e-06</td>\n",
1790        "    </tr>\n",
1791        "    <tr>\n",
1792        "      <th>3</th>\n",
1793        "      <td>0.000016</td>\n",
1794        "      <td>0.000003</td>\n",
1795        "      <td>2.758519e-06</td>\n",
1796        "    </tr>\n",
1797        "    <tr>\n",
1798        "      <th>4</th>\n",
1799        "      <td>0.000024</td>\n",
1800        "      <td>0.000004</td>\n",
1801        "      <td>3.492518e-06</td>\n",
1802        "    </tr>\n",
1803        "    <tr>\n",
1804        "      <th>5</th>\n",
1805        "      <td>0.000032</td>\n",
1806        "      <td>0.000005</td>\n",
1807        "      <td>4.411559e-06</td>\n",
1808        "    </tr>\n",
1809        "    <tr>\n",
1810        "      <th>6</th>\n",
1811        "      <td>0.000041</td>\n",
1812        "      <td>0.000005</td>\n",
1813        "      <td>4.797068e-06</td>\n",
1814        "    </tr>\n",
1815        "    <tr>\n",
1816        "      <th>7</th>\n",
1817        "      <td>0.000053</td>\n",
1818        "      <td>0.000006</td>\n",
1819        "      <td>5.636481e-06</td>\n",
1820        "    </tr>\n",
1821        "    <tr>\n",
1822        "      <th>8</th>\n",
1823        "      <td>0.000067</td>\n",
1824        "      <td>0.000007</td>\n",
1825        "      <td>6.429502e-06</td>\n",
1826        "    </tr>\n",
1827        "    <tr>\n",
1828        "      <th>9</th>\n",
1829        "      <td>0.000085</td>\n",
1830        "      <td>0.000008</td>\n",
1831        "      <td>8.435978e-06</td>\n",
1832        "    </tr>\n",
1833        "    <tr>\n",
1834        "      <th>10</th>\n",
1835        "      <td>0.000100</td>\n",
1836        "      <td>0.000009</td>\n",
1837        "      <td>8.897041e-06</td>\n",
1838        "    </tr>\n",
1839        "    <tr>\n",
1840        "      <th>11</th>\n",
1841        "      <td>0.000115</td>\n",
1842        "      <td>0.000010</td>\n",
1843        "      <td>9.417476e-06</td>\n",
1844        "    </tr>\n",
1845        "    <tr>\n",
1846        "      <th>12</th>\n",
1847        "      <td>0.000140</td>\n",
1848        "      <td>0.000011</td>\n",
1849        "      <td>1.077401e-05</td>\n",
1850        "    </tr>\n",
1851        "    <tr>\n",
1852        "      <th>13</th>\n",
1853        "      <td>0.000162</td>\n",
1854        "      <td>0.000014</td>\n",
1855        "      <td>1.450552e-05</td>\n",
1856        "    </tr>\n",
1857        "    <tr>\n",
1858        "      <th>14</th>\n",
1859        "      <td>0.000183</td>\n",
1860        "      <td>0.000015</td>\n",
1861        "      <td>1.564907e-05</td>\n",
1862        "    </tr>\n",
1863        "    <tr>\n",
1864        "      <th>15</th>\n",
1865        "      <td>0.000215</td>\n",
1866        "      <td>0.000017</td>\n",
1867        "      <td>1.618947e-05</td>\n",
1868        "    </tr>\n",
1869        "    <tr>\n",
1870        "      <th>16</th>\n",
1871        "      <td>0.000242</td>\n",
1872        "      <td>0.000022</td>\n",
1873        "      <td>2.094649e-05</td>\n",
1874        "    </tr>\n",
1875        "    <tr>\n",
1876        "      <th>17</th>\n",
1877        "      <td>0.000266</td>\n",
1878        "      <td>0.000026</td>\n",
1879        "      <td>2.390746e-05</td>\n",
1880        "    </tr>\n",
1881        "    <tr>\n",
1882        "      <th>18</th>\n",
1883        "      <td>0.000306</td>\n",
1884        "      <td>0.000029</td>\n",
1885        "      <td>2.492807e-05</td>\n",
1886        "    </tr>\n",
1887        "    <tr>\n",
1888        "      <th>19</th>\n",
1889        "      <td>0.000346</td>\n",
1890        "      <td>0.000033</td>\n",
1891        "      <td>2.821902e-05</td>\n",
1892        "    </tr>\n",
1893        "    <tr>\n",
1894        "      <th>20</th>\n",
1895        "      <td>0.000385</td>\n",
1896        "      <td>0.000034</td>\n",
1897        "      <td>3.565301e-05</td>\n",
1898        "    </tr>\n",
1899        "    <tr>\n",
1900        "      <th>21</th>\n",
1901        "      <td>0.000415</td>\n",
1902        "      <td>0.000043</td>\n",
1903        "      <td>3.706448e-05</td>\n",
1904        "    </tr>\n",
1905        "    <tr>\n",
1906        "      <th>22</th>\n",
1907        "      <td>0.000463</td>\n",
1908        "      <td>0.000043</td>\n",
1909        "      <td>4.079950e-05</td>\n",
1910        "    </tr>\n",
1911        "    <tr>\n",
1912        "      <th>23</th>\n",
1913        "      <td>0.000494</td>\n",
1914        "      <td>0.000054</td>\n",
1915        "      <td>4.724745e-05</td>\n",
1916        "    </tr>\n",
1917        "    <tr>\n",
1918        "      <th>24</th>\n",
1919        "      <td>0.000523</td>\n",
1920        "      <td>0.000071</td>\n",
1921        "      <td>5.776598e-05</td>\n",
1922        "    </tr>\n",
1923        "    <tr>\n",
1924        "      <th>25</th>\n",
1925        "      <td>0.000582</td>\n",
1926        "      <td>0.000067</td>\n",
1927        "      <td>7.110205e-05</td>\n",
1928        "    </tr>\n",
1929        "    <tr>\n",
1930        "      <th>26</th>\n",
1931        "      <td>0.000651</td>\n",
1932        "      <td>0.000077</td>\n",
1933        "      <td>6.685703e-05</td>\n",
1934        "    </tr>\n",
1935        "    <tr>\n",
1936        "      <th>27</th>\n",
1937        "      <td>0.000710</td>\n",
1938        "      <td>0.000080</td>\n",
1939        "      <td>7.095095e-05</td>\n",
1940        "    </tr>\n",
1941        "    <tr>\n",
1942        "      <th>28</th>\n",
1943        "      <td>0.000752</td>\n",
1944        "      <td>0.000083</td>\n",
1945        "      <td>9.183702e-05</td>\n",
1946        "    </tr>\n",
1947        "    <tr>\n",
1948        "      <th>29</th>\n",
1949        "      <td>0.000825</td>\n",
1950        "      <td>0.000099</td>\n",
1951        "      <td>9.083998e-05</td>\n",
1952        "    </tr>\n",
1953        "    <tr>\n",
1954        "      <th>30</th>\n",
1955        "      <td>0.000878</td>\n",
1956        "      <td>0.000128</td>\n",
1957        "      <td>1.272025e-04</td>\n",
1958        "    </tr>\n",
1959        "    <tr>\n",
1960        "      <th>...</th>\n",
1961        "      <td>...</td>\n",
1962        "      <td>...</td>\n",
1963        "      <td>...</td>\n",
1964        "    </tr>\n",
1965        "    <tr>\n",
1966        "      <th>75</th>\n",
1967        "      <td>0.005947</td>\n",
1968        "      <td>0.014189</td>\n",
1969        "      <td>1.939319e-02</td>\n",
1970        "    </tr>\n",
1971        "    <tr>\n",
1972        "      <th>76</th>\n",
1973        "      <td>0.006030</td>\n",
1974        "      <td>0.020005</td>\n",
1975        "      <td>2.004181e-02</td>\n",
1976        "    </tr>\n",
1977        "    <tr>\n",
1978        "      <th>77</th>\n",
1979        "      <td>0.006158</td>\n",
1980        "      <td>0.008264</td>\n",
1981        "      <td>2.844302e-02</td>\n",
1982        "    </tr>\n",
1983        "    <tr>\n",
1984        "      <th>78</th>\n",
1985        "      <td>0.006392</td>\n",
1986        "      <td>0.027681</td>\n",
1987        "      <td>1.740247e-02</td>\n",
1988        "    </tr>\n",
1989        "    <tr>\n",
1990        "      <th>79</th>\n",
1991        "      <td>0.006637</td>\n",
1992        "      <td>0.026264</td>\n",
1993        "      <td>2.905736e-02</td>\n",
1994        "    </tr>\n",
1995        "    <tr>\n",
1996        "      <th>80</th>\n",
1997        "      <td>0.006664</td>\n",
1998        "      <td>0.029358</td>\n",
1999        "      <td>2.609148e-02</td>\n",
2000        "    </tr>\n",
2001        "    <tr>\n",
2002        "      <th>81</th>\n",
2003        "      <td>0.006705</td>\n",
2004        "      <td>0.019040</td>\n",
2005        "      <td>2.800373e-02</td>\n",
2006        "    </tr>\n",
2007        "    <tr>\n",
2008        "      <th>82</th>\n",
2009        "      <td>0.006991</td>\n",
2010        "      <td>0.030425</td>\n",
2011        "      <td>3.854370e-02</td>\n",
2012        "    </tr>\n",
2013        "    <tr>\n",
2014        "      <th>83</th>\n",
2015        "      <td>0.007352</td>\n",
2016        "      <td>0.057041</td>\n",
2017        "      <td>4.743193e-02</td>\n",
2018        "    </tr>\n",
2019        "    <tr>\n",
2020        "      <th>84</th>\n",
2021        "      <td>0.007388</td>\n",
2022        "      <td>0.054550</td>\n",
2023        "      <td>5.365823e-02</td>\n",
2024        "    </tr>\n",
2025        "    <tr>\n",
2026        "      <th>85</th>\n",
2027        "      <td>0.007670</td>\n",
2028        "      <td>0.108336</td>\n",
2029        "      <td>7.952621e-02</td>\n",
2030        "    </tr>\n",
2031        "    <tr>\n",
2032        "      <th>86</th>\n",
2033        "      <td>0.007745</td>\n",
2034        "      <td>0.072750</td>\n",
2035        "      <td>1.124436e-01</td>\n",
2036        "    </tr>\n",
2037        "    <tr>\n",
2038        "      <th>87</th>\n",
2039        "      <td>0.008001</td>\n",
2040        "      <td>0.118910</td>\n",
2041        "      <td>8.979999e-02</td>\n",
2042        "    </tr>\n",
2043        "    <tr>\n",
2044        "      <th>88</th>\n",
2045        "      <td>0.008151</td>\n",
2046        "      <td>0.116487</td>\n",
2047        "      <td>1.257425e-01</td>\n",
2048        "    </tr>\n",
2049        "    <tr>\n",
2050        "      <th>89</th>\n",
2051        "      <td>0.008254</td>\n",
2052        "      <td>0.088827</td>\n",
2053        "      <td>1.086573e-01</td>\n",
2054        "    </tr>\n",
2055        "    <tr>\n",
2056        "      <th>90</th>\n",
2057        "      <td>0.008464</td>\n",
2058        "      <td>0.163696</td>\n",
2059        "      <td>1.978011e-01</td>\n",
2060        "    </tr>\n",
2061        "    <tr>\n",
2062        "      <th>91</th>\n",
2063        "      <td>0.008546</td>\n",
2064        "      <td>0.376881</td>\n",
2065        "      <td>2.107999e-01</td>\n",
2066        "    </tr>\n",
2067        "    <tr>\n",
2068        "      <th>92</th>\n",
2069        "      <td>0.008675</td>\n",
2070        "      <td>0.203115</td>\n",
2071        "      <td>2.024802e-01</td>\n",
2072        "    </tr>\n",
2073        "    <tr>\n",
2074        "      <th>93</th>\n",
2075        "      <td>0.009046</td>\n",
2076        "      <td>0.131787</td>\n",
2077        "      <td>4.154621e-01</td>\n",
2078        "    </tr>\n",
2079        "    <tr>\n",
2080        "      <th>94</th>\n",
2081        "      <td>0.009209</td>\n",
2082        "      <td>0.646644</td>\n",
2083        "      <td>2.825372e-01</td>\n",
2084        "    </tr>\n",
2085        "    <tr>\n",
2086        "      <th>95</th>\n",
2087        "      <td>0.009408</td>\n",
2088        "      <td>0.914065</td>\n",
2089        "      <td>3.404359e-01</td>\n",
2090        "    </tr>\n",
2091        "    <tr>\n",
2092        "      <th>96</th>\n",
2093        "      <td>0.009638</td>\n",
2094        "      <td>1.959678</td>\n",
2095        "      <td>9.467042e-01</td>\n",
2096        "    </tr>\n",
2097        "    <tr>\n",
2098        "      <th>97</th>\n",
2099        "      <td>0.009727</td>\n",
2100        "      <td>2.149462</td>\n",
2101        "      <td>2.073050e+00</td>\n",
2102        "    </tr>\n",
2103        "    <tr>\n",
2104        "      <th>98</th>\n",
2105        "      <td>0.009999</td>\n",
2106        "      <td>1.419026</td>\n",
2107        "      <td>9.190455e-01</td>\n",
2108        "    </tr>\n",
2109        "    <tr>\n",
2110        "      <th>99</th>\n",
2111        "      <td>0.010274</td>\n",
2112        "      <td>0.992134</td>\n",
2113        "      <td>5.788109e-01</td>\n",
2114        "    </tr>\n",
2115        "    <tr>\n",
2116        "      <th>100</th>\n",
2117        "      <td>0.010565</td>\n",
2118        "      <td>0.962410</td>\n",
2119        "      <td>2.735283e+00</td>\n",
2120        "    </tr>\n",
2121        "    <tr>\n",
2122        "      <th>101</th>\n",
2123        "      <td>NaN</td>\n",
2124        "      <td>1.594189</td>\n",
2125        "      <td>1.871398e+00</td>\n",
2126        "    </tr>\n",
2127        "    <tr>\n",
2128        "      <th>102</th>\n",
2129        "      <td>NaN</td>\n",
2130        "      <td>1.676071</td>\n",
2131        "      <td>2.684198e+00</td>\n",
2132        "    </tr>\n",
2133        "    <tr>\n",
2134        "      <th>103</th>\n",
2135        "      <td>NaN</td>\n",
2136        "      <td>2.177949</td>\n",
2137        "      <td>1.615787e+00</td>\n",
2138        "    </tr>\n",
2139        "    <tr>\n",
2140        "      <th>104</th>\n",
2141        "      <td>NaN</td>\n",
2142        "      <td>12.678528</td>\n",
2143        "      <td>4.937538e+00</td>\n",
2144        "    </tr>\n",
2145        "  </tbody>\n",
2146        "</table>\n",
2147        "<p>104 rows × 3 columns</p>\n",
2148        "</div>"
2149       ],
2150       "text/plain": [
2151        "           dp         r1            r2\n",
2152        "1    0.000006   0.000001  8.884817e-07\n",
2153        "2    0.000010   0.000002  2.034998e-06\n",
2154        "3    0.000016   0.000003  2.758519e-06\n",
2155        "4    0.000024   0.000004  3.492518e-06\n",
2156        "5    0.000032   0.000005  4.411559e-06\n",
2157        "6    0.000041   0.000005  4.797068e-06\n",
2158        "7    0.000053   0.000006  5.636481e-06\n",
2159        "8    0.000067   0.000007  6.429502e-06\n",
2160        "9    0.000085   0.000008  8.435978e-06\n",
2161        "10   0.000100   0.000009  8.897041e-06\n",
2162        "11   0.000115   0.000010  9.417476e-06\n",
2163        "12   0.000140   0.000011  1.077401e-05\n",
2164        "13   0.000162   0.000014  1.450552e-05\n",
2165        "14   0.000183   0.000015  1.564907e-05\n",
2166        "15   0.000215   0.000017  1.618947e-05\n",
2167        "16   0.000242   0.000022  2.094649e-05\n",
2168        "17   0.000266   0.000026  2.390746e-05\n",
2169        "18   0.000306   0.000029  2.492807e-05\n",
2170        "19   0.000346   0.000033  2.821902e-05\n",
2171        "20   0.000385   0.000034  3.565301e-05\n",
2172        "21   0.000415   0.000043  3.706448e-05\n",
2173        "22   0.000463   0.000043  4.079950e-05\n",
2174        "23   0.000494   0.000054  4.724745e-05\n",
2175        "24   0.000523   0.000071  5.776598e-05\n",
2176        "25   0.000582   0.000067  7.110205e-05\n",
2177        "26   0.000651   0.000077  6.685703e-05\n",
2178        "27   0.000710   0.000080  7.095095e-05\n",
2179        "28   0.000752   0.000083  9.183702e-05\n",
2180        "29   0.000825   0.000099  9.083998e-05\n",
2181        "30   0.000878   0.000128  1.272025e-04\n",
2182        "..        ...        ...           ...\n",
2183        "75   0.005947   0.014189  1.939319e-02\n",
2184        "76   0.006030   0.020005  2.004181e-02\n",
2185        "77   0.006158   0.008264  2.844302e-02\n",
2186        "78   0.006392   0.027681  1.740247e-02\n",
2187        "79   0.006637   0.026264  2.905736e-02\n",
2188        "80   0.006664   0.029358  2.609148e-02\n",
2189        "81   0.006705   0.019040  2.800373e-02\n",
2190        "82   0.006991   0.030425  3.854370e-02\n",
2191        "83   0.007352   0.057041  4.743193e-02\n",
2192        "84   0.007388   0.054550  5.365823e-02\n",
2193        "85   0.007670   0.108336  7.952621e-02\n",
2194        "86   0.007745   0.072750  1.124436e-01\n",
2195        "87   0.008001   0.118910  8.979999e-02\n",
2196        "88   0.008151   0.116487  1.257425e-01\n",
2197        "89   0.008254   0.088827  1.086573e-01\n",
2198        "90   0.008464   0.163696  1.978011e-01\n",
2199        "91   0.008546   0.376881  2.107999e-01\n",
2200        "92   0.008675   0.203115  2.024802e-01\n",
2201        "93   0.009046   0.131787  4.154621e-01\n",
2202        "94   0.009209   0.646644  2.825372e-01\n",
2203        "95   0.009408   0.914065  3.404359e-01\n",
2204        "96   0.009638   1.959678  9.467042e-01\n",
2205        "97   0.009727   2.149462  2.073050e+00\n",
2206        "98   0.009999   1.419026  9.190455e-01\n",
2207        "99   0.010274   0.992134  5.788109e-01\n",
2208        "100  0.010565   0.962410  2.735283e+00\n",
2209        "101       NaN   1.594189  1.871398e+00\n",
2210        "102       NaN   1.676071  2.684198e+00\n",
2211        "103       NaN   2.177949  1.615787e+00\n",
2212        "104       NaN  12.678528  4.937538e+00\n",
2213        "\n",
2214        "[104 rows x 3 columns]"
2215       ]
2216      },
2217      "execution_count": 74,
2218      "metadata": {},
2219      "output_type": "execute_result"
2220     }
2221    ],
2222    "source": [
2223     "time_df = pd.DataFrame([times_recorded_dp, times_recorded_r, times_recorded_r2]).T\n",
2224     "time_df.columns = ['dp', 'r1', 'r2']\n",
2225     "time_df"
2226    ]
2227   },
2228   {
2229    "cell_type": "code",
2230    "execution_count": 99,
2231    "metadata": {},
2232    "outputs": [
2233     {
2234      "data": {
2235       "text/plain": [
2236        "<matplotlib.axes._subplots.AxesSubplot at 0x7f304b592fd0>"
2237       ]
2238      },
2239      "execution_count": 99,
2240      "metadata": {},
2241      "output_type": "execute_result"
2242     },
2243     {
2244      "data": {
2245       "image/png": "iVBORw0KGgoAAAANSUhEUgAAAXoAAAEACAYAAAC9Gb03AAAABHNCSVQICAgIfAhkiAAAAAlwSFlz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\nA6GgcAAAAABJRU5ErkJggg==\n",
2246       "text/plain": [
2247        "<matplotlib.figure.Figure at 0x7f304b2b3748>"
2248       ]
2249      },
2250      "metadata": {},
2251      "output_type": "display_data"
2252     }
2253    ],
2254    "source": [
2255     "time_df[:100].plot()"
2256    ]
2257   },
2258   {
2259    "cell_type": "code",
2260    "execution_count": null,
2261    "metadata": {
2262     "collapsed": true
2263    },
2264    "outputs": [],
2265    "source": []
2266   }
2267  ],
2268  "metadata": {
2269   "kernelspec": {
2270    "display_name": "Python 3",
2271    "language": "python",
2272    "name": "python3"
2273   },
2274   "language_info": {
2275    "codemirror_mode": {
2276     "name": "ipython",
2277     "version": 3
2278    },
2279    "file_extension": ".py",
2280    "mimetype": "text/x-python",
2281    "name": "python",
2282    "nbconvert_exporter": "python",
2283    "pygments_lexer": "ipython3",
2284    "version": "3.5.2+"
2285   }
2286  },
2287  "nbformat": 4,
2288  "nbformat_minor": 1
2289 }