1  /*
  2   *   File:  Average.java 
  3   */
  4  
  5  import java.io.*;
  6  
  7  public class Average
  8  {
  9     public static void main (String args[]) throws IOException
 10     {
 11        // declaring a constant variable
 12        final int NUM = 5;
 13  
 14        int number;
 15        int total = 0;
 16        int counter = 1;
 17        double average;
 18  
 19        // while loop and if tests
 20        while (counter <= NUM)
 21        { 
 22        /* uses method from Console class to read formatted input -
 23                  prints the argument as a prompt, then reads an int
 24                  terminated by a newline */
 25  	number = Console.readInt("Type in an integer: ");
 26  	total += number;
 27  	counter ++;
 28        }
 29  
 30        // cast to get floating point arithmetic
 31        average = (double)total / NUM;
 32        System.out.println ("The average of these numbers is " + average );
 33     }
 34  }