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 "worksheets": [
  {
   "cells": [
    {
     "cell_type": "heading",
     "level": 1,
     "metadata": {},
     "source": [
      "Chapter 4: Constants, Variables & Datatypes"
     ]
    },
    {
     "cell_type": "heading",
     "level": 2,
     "metadata": {},
     "source": [
      "example 4.1, page no. 50"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "intnum = int(raw_input(\"Enter an Integer: \"))\n",
      "floatnum = float(raw_input(\"Enter a Float: \"))\n",
      "\n",
      "print \"intnum = \", intnum\n",
      "print \"floatnum = \", floatnum"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Enter an Integer: 3\n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Enter a Float: 6.9\n"
       ]
      },
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "intnum =  3\n",
        "floatnum =  6.9\n"
       ]
      }
     ],
     "prompt_number": 1
    },
    {
     "cell_type": "heading",
     "level": 2,
     "metadata": {},
     "source": [
      "example 4.2, page no. 54"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "print \"Variables Created\"\n",
      "c = \"x\"\n",
      "b = 50\n",
      "s = 1996\n",
      "i = 123456789\n",
      "l = 1234567654321L\n",
      "f1 = 3.142\n",
      "f2 = 1.2e-5\n",
      "d2 = 0.000000987\n",
      "\n",
      "print \"c = \", c\n",
      "print \"b = \", b\n",
      "print \"s = \", s\n",
      "print \"i = \", i\n",
      "print \"l = \", l\n",
      "print \"f1 = \", f1\n",
      "print \"f2 = \", f2\n",
      "print \"d2 = \", d2\n",
      "\n",
      "print \"Types Converted\"\n",
      "#there is no short type in python\n",
      "s1 = b\n",
      "s2 = i\n",
      "n1 = float(l)\n",
      "m1 = int(f1)\n",
      "\n",
      "print \"s1 = \", s1\n",
      "print \"s2 = \", s2\n",
      "print \"n1 = %.5e\"% n1\n",
      "print \"m1 = \", m1"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Variables Created\n",
        "c =  x\n",
        "b =  50\n",
        "s =  1996\n",
        "i =  123456789\n",
        "l =  1234567654321\n",
        "f1 =  3.142\n",
        "f2 =  1.2e-05\n",
        "d2 =  9.87e-07\n",
        "Types Converted\n",
        "s1 =  50\n",
        "s2 =  123456789\n",
        "n1 = 1.23457e+12\n",
        "m1 =  3\n"
       ]
      }
     ],
     "prompt_number": 1
    },
    {
     "cell_type": "heading",
     "level": 2,
     "metadata": {},
     "source": [
      "example 4.3, page no. 56"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "for i in range(1, 10):\n",
      "    for j in range(1, i+1):\n",
      "        print i,\n",
      "    print \"\"\n",
      "print \"Screen Display Done\""
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "1 \n",
        "2 2 \n",
        "3 3 3 \n",
        "4 4 4 4 \n",
        "5 5 5 5 5 \n",
        "6 6 6 6 6 6 \n",
        "7 7 7 7 7 7 7 \n",
        "8 8 8 8 8 8 8 8 \n",
        "9 9 9 9 9 9 9 9 9 \n",
        "Screen Display Done\n"
       ]
      }
     ],
     "prompt_number": 2
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [],
     "language": "python",
     "metadata": {},
     "outputs": []
    }
   ],
   "metadata": {}
  }
 ]
}