Fixed typos in instructions

diff --git a/03-door-codes/door-codes-solution.ipynb b/03-door-codes/door-codes-solution.ipynb
index 749530321d8b52411da4585896e024b58fcddb13..8e67f00ca1da95cb16cd7812e9d3a0996dd70b82 100644 (file)
--- a/03-door-codes/door-codes-solution.ipynb
+++ b/03-door-codes/door-codes-solution.ipynb
@@ -71,7 +71,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 23,
+   "execution_count": 4,
    "metadata": {},
    "outputs": [
     {
@@ -80,7 +80,7 @@
        "('a', 'z', 'z', 'a')"
       ]
      },
-     "execution_count": 23,
+     "execution_count": 4,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -91,7 +91,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 21,
+   "execution_count": 5,
    "metadata": {
     "collapsed": true
    },
@@ -103,10 +103,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 26,
-   "metadata": {
-    "collapsed": true
-   },
+   "execution_count": 7,
+   "metadata": {},
    "outputs": [],
    "source": [
     "def whash1(word, show_steps=False):\n",
@@ -124,12 +122,7 @@
     "            print('| `{}` | {} | `{}` | {} | {} | {} | `{}` |'.format(\n",
     "                  ''.join(h_before), \n",
     "                  (o(h_before[0]), o(h_before[1])),\n",
-    "                  l, | old code | code as<br>numbers | passphrase<br/>letter | number of<br/>letter | new first<br/>part of code |new second<br/>part of code | new code |\n",
-    "|:---|:---|:---|:---|:---|:---|:---|\n",
-    "| `th` | (20, 8) | `e` | 5 | 28 | 13 | `bm` |\n",
-    "| `bm` | (2, 13) | `c` | 3 | 15 | 16 | `op` |\n",
-    "| `op` | (15, 16) | `a` | 1 | 31 | 17 | `eq` |\n",
-    "| `eq` | (5, 17) | `t` | 20 | 22 | 37 | `vk` |\n",
+    "                  l, \n",
     "                  o(l), \n",
     "                  o(h_before[0]) + o(h_before[1]), \n",
     "                  o(h_before[1]) + o(l), \n",
@@ -139,7 +132,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 27,
+   "execution_count": 8,
    "metadata": {},
    "outputs": [
     {
@@ -160,7 +153,7 @@
        "'vk'"
       ]
      },
-     "execution_count": 27,
+     "execution_count": 8,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -171,7 +164,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 9,
    "metadata": {
     "collapsed": true
    },
@@ -183,7 +176,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": 10,
    "metadata": {},
    "outputs": [
     {
@@ -192,7 +185,7 @@
        "'mc'"
       ]
      },
-     "execution_count": 8,
+     "execution_count": 10,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -218,7 +211,7 @@
     "1. \"Multiply\" the second letter of the code by `alpha` then add the first letter of the code, replacing the first code letter\n",
     "2. \"Multiply\" the current letter of the pass phrase by `beta` and add the second letter of the code, replacing the second letter of the code\n",
     "\n",
-    "\"Multiplying\" letters is done by converting the letters to their position in the alphabet (starting at one) and multiplying. For instance, to multiply `u` by 11, convert `u` to `21`, multiply by 11 (`21` × `11` = `231`), then convert back to a letter (`231` is larger than 26, so it becomes `22`, which is `w`).\n",
+    "\"Multiplying\" letters is done by converting the letters to their position in the alphabet (starting at one) and multiplying. For instance, to multiply `u` by 11, convert `u` to `21`, multiply by 11 (`21` × `11` = `231`), then convert back to a letter (`231` is larger than 26, so it becomes `23`, which is `w`).\n",
     "\n",
     "Again, anything that isn't a lower-case letter is ignored.\n",
     "\n",
@@ -252,27 +245,27 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 11,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "(21, 231, 22, 'w')"
+       "(21, 231, 23, 'w')"
       ]
      },
-     "execution_count": 9,
+     "execution_count": 11,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "o('u'), o('u') * 11, (o('u') * 11 - 1) % 26, c(o('u') * 11)"
+    "o('u'), o('u') * 11, (o('u') * 11 - 1) % 26 + 1, c(o('u') * 11)"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 16,
+   "execution_count": 12,
    "metadata": {},
    "outputs": [
     {
@@ -281,7 +274,7 @@
        "(18, 9, 45, 63, 'k')"
       ]
      },
-     "execution_count": 16,
+     "execution_count": 12,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -292,7 +285,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 17,
+   "execution_count": 13,
    "metadata": {},
    "outputs": [
     {
@@ -301,7 +294,7 @@
        "(9, 20, 220, 229, 'u')"
       ]
      },
-     "execution_count": 17,
+     "execution_count": 13,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -312,7 +305,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 24,
+   "execution_count": 14,
    "metadata": {
     "collapsed": true
    },
@@ -346,7 +339,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 25,
+   "execution_count": 15,
    "metadata": {},
    "outputs": [
     {
@@ -369,7 +362,7 @@
        "'vl'"
       ]
      },
-     "execution_count": 25,
+     "execution_count": 15,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -380,7 +373,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 20,
+   "execution_count": 16,
    "metadata": {},
    "outputs": [
     {
@@ -389,7 +382,7 @@
        "'qb'"
       ]
      },
-     "execution_count": 20,
+     "execution_count": 16,
      "metadata": {},
      "output_type": "execute_result"
     }