advent04.ipynb

   1 {
   2  "cells": [
   3   {
   4    "cell_type": "code",
   5    "execution_count": 1,
   6    "metadata": {
   7     "collapsed": true
   8    },
   9    "outputs": [],
  10    "source": [
  11     "import hashlib"
  12    ]
  13   },
  14   {
  15    "cell_type": "code",
  16    "execution_count": 2,
  17    "metadata": {
  18     "collapsed": false
  19    },
  20    "outputs": [
  21     {
  22      "data": {
  23       "text/plain": [
  24        "'000001dbbfa3a5c83a2d506429c7b00e'"
  25       ]
  26      },
  27      "execution_count": 2,
  28      "metadata": {},
  29      "output_type": "execute_result"
  30     }
  31    ],
  32    "source": [
  33     "hashlib.md5(b\"abcdef609043\").hexdigest()"
  34    ]
  35   },
  36   {
  37    "cell_type": "code",
  38    "execution_count": 3,
  39    "metadata": {
  40     "collapsed": false
  41    },
  42    "outputs": [
  43     {
  44      "data": {
  45       "text/plain": [
  46        "53"
  47       ]
  48      },
  49      "execution_count": 3,
  50      "metadata": {},
  51      "output_type": "execute_result"
  52     }
  53    ],
  54    "source": [
  55     "bytes(str(75), 'ascii')[1]"
  56    ]
  57   },
  58   {
  59    "cell_type": "code",
  60    "execution_count": 4,
  61    "metadata": {
  62     "collapsed": false
  63    },
  64    "outputs": [
  65     {
  66      "data": {
  67       "text/plain": [
  68        "346386"
  69       ]
  70      },
  71      "execution_count": 4,
  72      "metadata": {},
  73      "output_type": "execute_result"
  74     }
  75    ],
  76    "source": [
  77     "i = 0\n",
  78     "salt = b\"iwrupvqb\"\n",
  79     "hd = hashlib.md5(salt + bytes(str(i), 'ascii')).hexdigest()\n",
  80     "while not hd.startswith('00000'):\n",
  81     "    i+=1\n",
  82     "    hd = hashlib.md5(salt + bytes(str(i), 'ascii')).hexdigest()\n",
  83     "i"
  84    ]
  85   },
  86   {
  87    "cell_type": "code",
  88    "execution_count": 5,
  89    "metadata": {
  90     "collapsed": false
  91    },
  92    "outputs": [
  93     {
  94      "data": {
  95       "text/plain": [
  96        "9958218"
  97       ]
  98      },
  99      "execution_count": 5,
 100      "metadata": {},
 101      "output_type": "execute_result"
 102     }
 103    ],
 104    "source": [
 105     "i = 0\n",
 106     "salt = b\"iwrupvqb\"\n",
 107     "hd = hashlib.md5(salt + bytes(str(i), 'ascii')).hexdigest()\n",
 108     "while not hd.startswith('000000'):\n",
 109     "    i+=1\n",
 110     "    hd = hashlib.md5(salt + bytes(str(i), 'ascii')).hexdigest()\n",
 111     "i"
 112    ]
 113   },
 114   {
 115    "cell_type": "code",
 116    "execution_count": null,
 117    "metadata": {
 118     "collapsed": true
 119    },
 120    "outputs": [],
 121    "source": []
 122   }
 123  ],
 124  "metadata": {
 125   "kernelspec": {
 126    "display_name": "Python 3",
 127    "language": "python",
 128    "name": "python3"
 129   },
 130   "language_info": {
 131    "codemirror_mode": {
 132     "name": "ipython",
 133     "version": 3
 134    },
 135    "file_extension": ".py",
 136    "mimetype": "text/x-python",
 137    "name": "python",
 138    "nbconvert_exporter": "python",
 139    "pygments_lexer": "ipython3",
 140    "version": "3.4.3"
 141   }
 142  },
 143  "nbformat": 4,
 144  "nbformat_minor": 0
 145 }