{
 "metadata": {
  "name": "",
  "signature": "sha256:a075bb47fc03df6e4814e3968f8a8dcc720530083267bfa7a0c1a0cea5145710"
 },
 "nbformat": 3,
 "nbformat_minor": 0,
 "worksheets": [
  {
   "cells": [
    {
     "cell_type": "heading",
     "level": 1,
     "metadata": {},
     "source": [
      "Chapter5, Character Input/Output and String Functions"
     ]
    },
    {
     "cell_type": "heading",
     "level": 2,
     "metadata": {},
     "source": [
      "C22INI, Page number:452"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "#Get input\n",
      "print \"What is your first initial?\"\n",
      "initial=raw_input()\n",
      "\n",
      "#Check if it is an alphabet\n",
      "while not initial.isalpha():\n",
      "    print \"That was not a valid initial!\"\n",
      "    print \"What is your first initial?\"\n",
      "    initial=raw_input()\n",
      "print \"Thanks\"\n"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "What is your first initial?\n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "p\n"
       ]
      },
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Thanks\n"
       ]
      }
     ],
     "prompt_number": 1
    },
    {
     "cell_type": "heading",
     "level": 2,
     "metadata": {},
     "source": [
      "C22GB, Page number:454"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "#Get input\n",
      "#ans=raw_input(\"Are you a girl or a boy (G/B)? \")  \n",
      "ans=\"b\"\n",
      "\n",
      "#convert answer to uppercase\n",
      "ans=ans.upper()   \n",
      "\n",
      "if ans=='G':\n",
      "    print \"You look pretty today!\\n\"\n",
      "else:\n",
      "    if ans=='B':\n",
      "        print \"You look handsome today!\\n\"\n",
      "    else:\n",
      "        print \"Your answer makes no sense!\\n\"\n"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "You look handsome today!\n",
        "\n"
       ]
      }
     ],
     "prompt_number": 2
    },
    {
     "cell_type": "heading",
     "level": 2,
     "metadata": {},
     "source": [
      "C22GPS1, Page number:459"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "#get book title\n",
      "#book=raw_input(\"What is the book title? \")  \n",
      "book=\"Mary and Her Lambs\"\n",
      "\n",
      "#print book title\n",
      "print book          \n",
      "\n",
      "print \"Thanks for the book!\\n\""
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Mary and Her Lambs\n",
        "Thanks for the book!\n",
        "\n"
       ]
      }
     ],
     "prompt_number": 3
    },
    {
     "cell_type": "heading",
     "level": 2,
     "metadata": {},
     "source": [
      "C22ABS, Page number:463"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "#Get input\n",
      "#age1=input(\"\\nWhat is the first child's age? \")\n",
      "#age2=input(\"\\nWhat is the second child's age? \")\n",
      "\n",
      "age1=10\n",
      "age2=12\n",
      "\n",
      "diff=age1-age2               \n",
      "\n",
      "# abs() function determines absolute value\n",
      "diff=abs(diff)              \n",
      "\n",
      "#Result\n",
      "print \"\\nThey are \",diff,\" years apart.\""
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "\n",
        "They are  2  years apart.\n"
       ]
      }
     ],
     "prompt_number": 4
    }
   ],
   "metadata": {}
  }
 ]
}