CSCI 131 Techniques of Programming--Spring 2014

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Solution to Lab 3 even.cc

//***********************************************************************
// even.cc
//     Author:  King/Royden
//     Date:    February 10, 2014
//     Class:   CSCI 131
//     Purpose: This program determines if a number is even, odd or zero
//     Input:   (from standard input) a single digit number (0..9)
//     Output:  (to standard output) a message indicating that the number
//              was ZERO, EVEN, or ODD
//***********************************************************************

#include <iostream>

using namespace std;

int main( void )
{
    char ch;    // The input digit is stored as a character 
    
    cout << "Enter a single digit number (between 0 and 9): ";
    cin >> ch;
    cout << ch << endl;
    
    switch (ch) { 
	case '0' : cout << "You entered a ZERO..." << endl;
	   break;
	case '2' :
	case '4' :  
	case '6' :
	case '8' : cout << "You entered an EVEN number..." << endl; 
	   break;
	case '1' :
	case '3' : 
	case '5' :
	case '7' :
	case '9' : cout << "You entered an ODD number..." << endl; 
	   break;
    default: cout << "ERROR: Bad input character: " << ch << endl;
    } // switch
    
    return 0;
} // main

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CSCI 131: Techniques of Programming
Last Modified: February 10, 2014
Page Expires: February 10, 2015