1  import java.util.Scanner;

  2  

  3  public class ScoreAnalyzer

  4  {

  5     public static void main(String[] args)

  6     {

  7        Scanner in = new Scanner(System.in);

  8        GradeBook book = new GradeBook(100);

  9        System.out.println("Please enter values, Q to quit:");

 10        while (in.hasNextDouble())

 11        {  

 12           if (!book.addScore(in.nextDouble()))

 13           {

 14              System.out.println("Too many scores.");

 15              return;

 16           }

 17        }

 18        System.out.println("Final score: " + book.finalScore());

 19     }

 20  }