/*****************************************************************
* AverageScore.java
* Dean & Dean
*
* This program averages input scores.
*****************************************************************/

import java.util.Scanner;

public class AverageScore
{
  public static void main(String[] args)
  {
    double score;
    double count = 0;
    double totalScore = 0;
    Scanner stdIn = new Scanner(System.in);

    System.out.print("Enter a score (or -1 to quit): ");
    while ((score = stdIn.nextDouble()) != -1)
    {
      count++;
      totalScore += score;
      System.out.print("Enter a score (or -1 to quit): ");
    }
    if (count > 0)
    {
      System.out.println("Average score = " + totalScore / count);
    }
  } // end main
} // end AverageScore class