//
// Filename:      pgm2_3a.cpp
//
// Description:   Demonstration of a while statement to garauntee valid input
//                from user.
//
// ENSC 104:      Digital Computer Programming
//
// Instructor:    Dr. Walsh
//
// Section:       2
//
// Date Created:  01/29/98
// Last Modified: 01/29/98
//
// Name:          N/A
//

#include <iostream.h>

main()
   {
   int number;

   cout << "Enter a positive integer: ";
   cin >> number;

   while( number < 0 )
      {
      cout << "********* INVALID INPUT *********\n";
      cout << "Enter a positive integer: ";
      cin >> number;
      }
   
   cout << "\n\nYou entered the number: " << number << endl;

   return 0;
   }