{
 "metadata": {
  "name": "",
  "signature": "sha256:2fa8b19d5030cf6dee0c92c2ee4889d5f3659cfd258460db8d8dc9ca2e443363"
 },
 "nbformat": 3,
 "nbformat_minor": 0,
 "worksheets": [
  {
   "cells": [
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "print \"Hello, World!\\n\"\n"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Hello, World!\n",
        "\n"
       ]
      }
     ],
     "prompt_number": 1
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "\n",
      "# prints \"Hello, World!\":\n",
      "print \"Hello, World!\\n\""
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Hello, World!\n",
        "\n"
       ]
      }
     ],
     "prompt_number": 2
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "\n",
      "# prints \"Hello, World!\":\n",
      "print \"Hel\" + \"lo, Wo\" + \"rld!\" \n",
      "\n"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Hello, World!\n"
       ]
      }
     ],
     "prompt_number": 3
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "\n",
      "# prints \"Hello, World!\":\n",
      "print  \"Hello, W\" + 'o' + \"rld\" + '!' "
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Hello, World!\n"
       ]
      }
     ],
     "prompt_number": 4
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "\n",
      "# prints \"The Millennium ends Dec 31 2000.\":\n",
      "print  \"The Millennium ends Dec %d %d \" %(31,2000)"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "The Millennium ends Dec 31 2000 \n"
       ]
      }
     ],
     "prompt_number": 5
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "# prints \"m = 44 and n = 77\":\n",
      "\n",
      "m = 44 # assigns the value 44 to the variable m\n",
      "print \"m = %d \" % m,\n",
      "n = m + 33 # assigns the value 77 to the variable n\n",
      "print \"and n = %d \" % n"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "m = 44  and n = 77 \n"
       ]
      }
     ],
     "prompt_number": 6
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "\n",
      "# prints \"n = 44:\n",
      "n=44\n",
      "print \"n =  %d\" % n"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "n =  44\n"
       ]
      }
     ],
     "prompt_number": 7
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "\n",
      "# Python does not have semicolons so wont give any errors.\n",
      "n=44\n",
      "print \"n = %d\" % n "
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "n = 44\n"
       ]
      }
     ],
     "prompt_number": 8
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "\n",
      "# prints \"m = ?? and n = 44\":\n",
      "m = 0 #In python we do not have declaration of variables, we just initialize it and use it.\n",
      "n=44\n",
      "print \"m =  %d  and n = %d\" %(m,n)"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "m =  0  and n = 44\n"
       ]
      }
     ],
     "prompt_number": 9
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "\n",
      "# defines constants; has no output:\n",
      "BEEP = '\\b'\n",
      "MAXINT = 2147483647\n",
      "N = MAXINT/2\n",
      "KM_PER_MI = 1.60934\n",
      "PI = 3.14159265358979323846\n"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [],
     "prompt_number": 10
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "\n",
      "# tests the input of integers, floats, and characters:\n",
      "print \"Enter two integers: \"\n",
      "m = int(raw_input())\n",
      "n = int(raw_input())\n",
      "print \"m = %d , n = %d \" %(m,n)\n",
      "\n",
      "print \"Enter three decimal numbers: \"\n",
      "x = float(raw_input())\n",
      "y = float(raw_input())\n",
      "z = float(raw_input())\n",
      "\n",
      "print \"x = %f , y =  %f , z = %f\" %(x,y,z)\n",
      "\n",
      "print \"Enter four characters: \";\n",
      "c1 = raw_input()\n",
      "c2 = raw_input()\n",
      "c3 = raw_input()\n",
      "c4 = raw_input()\n",
      "print \"c1 = \" + c1 + \", c2 = \" + c2 + \", c3 = \" + c3 + \", c4 = \" + c4 "
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Enter two integers: \n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "22\n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "44\n"
       ]
      },
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "m = 22 , n = 44 \n",
        "Enter three decimal numbers: \n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "2.2\n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "4.4\n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "6.6\n"
       ]
      },
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "x = 2.200000 , y =  4.400000 , z = 6.600000\n",
        "Enter four characters: \n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "A\n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "B\n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "C\n"
       ]
      },
      {
       "name": "stdout",
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "D\n"
       ]
      },
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "c1 = A, c2 = B, c3 = C, c4 = D\n"
       ]
      }
     ],
     "prompt_number": 11
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [],
     "language": "python",
     "metadata": {},
     "outputs": []
    }
   ],
   "metadata": {}
  }
 ]
}