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+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:dc3f15d93cb383d5df54c3f7eecdad38d50217ab8d7454c3152fde2edbe2eca1"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Chapter2, Using C++ Operators"
+     ]
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C8NEG, Page number:166"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "temp=-12\n",
+      "\n",
+      "#Result\n",
+      "print -temp"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "12\n"
+       ]
+      }
+     ],
+     "prompt_number": 1
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C8DIV, Page number:167"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#To compute weekly pay\n",
+      "#Get input\n",
+      "#yearly=input(\"What is your annual pay?\")\n",
+      "\n",
+      "yearly=38000.00\n",
+      "weekly=yearly/52\n",
+      "\n",
+      "#Result\n",
+      "print \"\\n\\nYour weekly pay is \",float(weekly)\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "\n",
+        "Your weekly pay is  730.769230769\n"
+       ]
+      }
+     ],
+     "prompt_number": 18
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C8AVG1, Page number:172"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Compute the average of three grades\n",
+      "\n",
+      "grade1=87.5\n",
+      "grade2=92.4\n",
+      "grade3=79.6\n",
+      "\n",
+      "#Average calculation\n",
+      "avg=grade1+grade2+grade3/3.0\n",
+      "\n",
+      "#Result\n",
+      "print \"The average is: \",avg"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The average is:  206.433333333\n"
+       ]
+      }
+     ],
+     "prompt_number": 19
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C8DATA, Page number:179"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Declaration\n",
+      "bonus=50\n",
+      "salary=1400.50\n",
+      "\n",
+      "#Calculation\n",
+      "total=salary+bonus\n",
+      "\n",
+      "#Result\n",
+      "print \"The total is \",\"%.2f\" %total"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The total is  1450.50\n"
+       ]
+      }
+     ],
+     "prompt_number": 16
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C8INT1, Page number:181"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Calculate interest\n",
+      "\n",
+      "days=45\n",
+      "principle=3500.00\n",
+      "interest_rate=0.155\n",
+      "\n",
+      "#daily interest rate\n",
+      "daily_interest=interest_rate/365          \n",
+      "daily_interest=principle*daily_interest*days\n",
+      "\n",
+      "#Update principle\n",
+      "principle+=daily_interest                   \n",
+      "\n",
+      "#Result\n",
+      "print \"The balance you owe is:\",\"%.2f\" %principle"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The balance you owe is: 3566.88\n"
+       ]
+      }
+     ],
+     "prompt_number": 23
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C9PAY1, Page number:193"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Calculate salesperson's pay based on his or her sales\n",
+      "\n",
+      "print \"\\n\\n\"\n",
+      "print \"Payroll Calculation\\n\"\n",
+      "print \"------------------------\\n\"\n",
+      "\n",
+      "#Get input\n",
+      "sal_name=raw_input(\"What is salesperson's last name? \")\n",
+      "hours=input(\"How many hours did the salesperson work? \")\n",
+      "total_sales=input(\"What were the total sales? \")\n",
+      "bonus=0\n",
+      "\n",
+      "#Compute base pay\n",
+      "pay=4.10*float(hours)           \n",
+      "\n",
+      "if total_sales>8500.00:\n",
+      "    bonus=500.00\n",
+      "\n",
+      "#Result\n",
+      "print sal_name,\"made $\",\"%.2f\" %pay, \"\\n and got a bonus of $\",\"%.2f\" %bonus"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "\n",
+        "\n",
+        "Payroll Calculation\n",
+        "\n",
+        "------------------------\n",
+        "\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "What is salesperson's last name? Harrison\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "How many hours did the salesperson work? 40\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "What were the total sales? 6050.64\n"
+       ]
+      },
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Harrison made $ 164.00 \n",
+        " and got a bonus of $ 0.00\n"
+       ]
+      }
+     ],
+     "prompt_number": 29
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C9AGE, Page number:195"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Get input\n",
+      "age=input(\"What is the student's age?\")\n",
+      "\n",
+      "if age<10:\n",
+      "          print \"\\n*** The age cannot  be less than 10 ***\\n\"\n",
+      "          print \"Try again...\\n\"\n",
+      "          age=input(\"What is the student's age?\")\n",
+      "\n",
+      "#Result\n",
+      "print \"\\nThank you. You entered a valid age.\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "What is the student's age?3\n"
+       ]
+      },
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "*** The age cannot  be less than 10 ***\n",
+        "\n",
+        "Try again...\n",
+        "\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "What is the student's age?21\n"
+       ]
+      },
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "Thank you. You entered a valid age.\n"
+       ]
+      }
+     ],
+     "prompt_number": 26
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C9SQR1, Page number:197"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "##Print square of the input value if it is lessthan 180\n",
+      "\n",
+      "#Get input\n",
+      "num=input(\"What number do you want to see the square of?\")\n",
+      "\n",
+      "if num<=180:\n",
+      "    square=num*num\n",
+      "    print \"The square of \",num,\"is \",square,\"\\n\"\n",
+      "    print \"\\nThank you for requesting square roots.\\n\"\n",
+      "    \n",
+      "num=input(\"What number do you want to see the square of?\")\n",
+      "if num>180:\n",
+      "    import os\n",
+      "    os.system('\\a')\n",
+      "    print \"\\n* Square is not allowed for numbers over 180 *\"\n",
+      "    print \"\\nRun this program again trying a smaller value.\"\n",
+      "\n",
+      "print \"\\nThank you for requesting square roots.\\n\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "What number do you want to see the square of?45\n"
+       ]
+      },
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The square of  45 is  2025 \n",
+        "\n",
+        "\n",
+        "Thank you for requesting square roots.\n",
+        "\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "What number do you want to see the square of?212\n"
+       ]
+      },
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "* Square is not allowed for numbers over 180 *\n",
+        "\n",
+        "Run this program again trying a smaller value.\n",
+        "\n",
+        "Thank you for requesting square roots.\n",
+        "\n"
+       ]
+      }
+     ],
+     "prompt_number": 32
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C9IFEL1, Page number:200"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Get input\n",
+      "#num=input(\"What is your answer?\\n\")\n",
+      "num=1\n",
+      "if num>0:\n",
+      "    print \"\\nMore than 0\\n\"\n",
+      "else:\n",
+      "    print \"\\nLess or equal to 0\\n\"\n",
+      "\n",
+      "print \"\\nThanks for your time.\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "More than 0\n",
+        "\n",
+        "\n",
+        "Thanks for your time.\n"
+       ]
+      }
+     ],
+     "prompt_number": 33
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C9IFEL2, Page number:200"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Test user's first initial and prints a message.\n",
+      "\n",
+      "#Get input\n",
+      "#last=raw_input(\"\\nWhat is your last name?\\n\")\n",
+      "\n",
+      "last=\"Praveen\"\n",
+      "\n",
+      "#test the initial\n",
+      "if last[0] <= 'P':\n",
+      "    print \"Your name is early in the alphabet.\\n\"\n",
+      "else:\n",
+      "    print \"You have to wait a while for Your name to be called\\n\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Your name is early in the alphabet.\n",
+        "\n"
+       ]
+      }
+     ],
+     "prompt_number": 34
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C9PAY2, Page number:201"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Get input\n",
+      "#hours=input(\"\\nHow many hours were worked?\")\n",
+      "#rate=input(\"\\nWhat is the regular hourly pay?\")\n",
+      "\n",
+      "hours=44\n",
+      "rate=0.20\n",
+      "\n",
+      "#Compute pay\n",
+      "if hours>50:\n",
+      "    dt=2.0*rate*float(hours-50)\n",
+      "    ht=1.5*rate*10.0\n",
+      "else:\n",
+      "    dt=0.0\n",
+      "    \n",
+      "#Time and a half\n",
+      "if hours>40:\n",
+      "    ht=1.5*rate*float(hours-40)\n",
+      "\n",
+      "#Regular pay\n",
+      "if hours>=40:\n",
+      "    rp=40*rate\n",
+      "else:\n",
+      "    rp=float(hours)*rate\n",
+      "\n",
+      "#Payroll\n",
+      "pay=dt+ht+rp        \n",
+      "\n",
+      "#Result\n",
+      "print \"\\nThe pay is \",\"%.2f\" %pay\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "The pay is  9.20\n"
+       ]
+      }
+     ],
+     "prompt_number": 36
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C9SERV, Page number:202"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#if...else...if\n",
+      "\n",
+      "#yrs=input(\"\\nHow many years of service?\")\n",
+      "yrs=25\n",
+      "\n",
+      "if yrs>20:\n",
+      "    print \"\\nGive a gold watch\"\n",
+      "else:\n",
+      "    if yrs>10:\n",
+      "        print \"\\nGive a paper weight\"\n",
+      "    else:\n",
+      "        print \"\\nGive a pat on the back\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "Give a gold watch\n"
+       ]
+      }
+     ],
+     "prompt_number": 37
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C10YEAR, Page number:212"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#To determine if it is Summer Olympics year\n",
+      "\n",
+      "#year=input(\"\\nWhat is a year for the test?\")\n",
+      "\n",
+      "year=2004\n",
+      "\n",
+      "#Test the Year\n",
+      "if year%4==0 and year%10==0:\n",
+      "    print \"\\nBoth Olympics and U.S. Census!\"\n",
+      "    exit(0)\n",
+      "    \n",
+      "if year%4==0:\n",
+      "    print \"\\nSummer Olympics only\"\n",
+      "else:\n",
+      "    if year%10==0:\n",
+      "        print \"\\nU.S. Census only\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "Summer Olympics only\n"
+       ]
+      }
+     ],
+     "prompt_number": 41
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C10AGE, Page number:213"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Get input\n",
+      "#age=input(\"\\nWhat is your age?\\n\")\n",
+      "age=20\n",
+      "if age<10 or age>100:\n",
+      "    print \"*** The age must be between 10 and 100 ***\\n\"\n",
+      "else:\n",
+      "    print \"You entered a valid age.\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "You entered a valid age.\n"
+       ]
+      }
+     ],
+     "prompt_number": 1
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "C10VIDEO, Page number:214"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "# -*- coding: cp1252 -*-\n",
+      "#Program that computes video rental amounts and gives\n",
+      "# appropriate discounts based on the day or customer status.\n",
+      "\n",
+      "print \"\\n *** Video Rental Computation ***\\n\"\n",
+      "print \"--------------------------------------\\n\"\n",
+      "\n",
+      "tape_charge=2.00        #Before-discount tape fee-per tape.\n",
+      "\n",
+      "first_name=raw_input(\"\\nWhat is customer's first name? \")\n",
+      "last_name=raw_input(\"\\nWhat is customer's last name? \")\n",
+      "num_tapes=input(\"\\nHow many tapes are being rented? \")\n",
+      "val_day=raw_input(\"Is this a Value day (Y/N)?\")\n",
+      "sp_stat=raw_input(\"Is this a Special Status customer (Y/N)?\")\n",
+      "\n",
+      "# Calculate rental amount.\n",
+      "\n",
+      "discount=0.0\n",
+      "if val_day=='Y' or sp_stat=='Y':\n",
+      "    discount=0.5\n",
+      "    x=num_tapes*tape_charge\n",
+      "    y=discount*num_tapes\n",
+      "    rental_amt=x-y\n",
+      "\n",
+      "\n",
+      "print \"\\n** Rental club **\\n\"\n",
+      "print first_name,last_name,\"rented \",num_tapes,\" tapes \"\n",
+      "print \"The total was \",\"%.2f\" %rental_amt\n",
+      "print \"The discount was \",\"%.2f\" %discount,\"per tape\\n\"\n",
+      "\n",
+      "if sp_stat=='Y':\n",
+      "    print \"\\nThank them for being a special Status customer\\n\"\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        " *** Video Rental Computation ***\n",
+        "\n",
+        "--------------------------------------\n",
+        "\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "What is customer's first name? Jerry\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "What is customer's last name? Parker\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "How many tapes are being rented? 3\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Is this a Value day (Y/N)?Y\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Is this a Special Status customer (Y/N)?Y\n"
+       ]
+      },
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "** Rental club **\n",
+        "\n",
+        "Jerry Parker rented  3  tapes \n",
+        "The total was  4.50\n",
+        "The discount was  0.50 per tape\n",
+        "\n",
+        "\n",
+        "Thank them for being a special Status customer\n",
+        "\n"
+       ]
+      }
+     ],
+     "prompt_number": 5
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [],
+     "language": "python",
+     "metadata": {},
+     "outputs": []
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}
\ No newline at end of file