/**
  This program demonstrates the if statement.
*/

public class TestScoresAndGrades
{
  public static void main(String[] args)
  {
     double score1;    // To hold score and letter grade #1
     double score2;    // To hold score and letter grade #2
     double score3;    // To hold score and letter grade #3
     double average;   // To hold the average score
     String input;     // To hold the user's input

     // Get the first test score.
     input = JOptionPane.showInputDialog("Enter score #1:");
     score1 = Double.parseDouble(input);
     
     // Get the second score.
     input = JOptionPane.showInputDialog("Enter score #2:");
     score2 = Double.parseDouble(input);

     // Get the third test score.
     input = JOptionPane.showInputDialog("Enter score #3:");
     score3 = Double.parseDouble(input);
     
     // Calculate the average score.
     average = (score1 + score2 + score3) / 3.0;
     
     // Display the average score.
     JOptionPane.showMessageDialog(null,
                               "The average is " + average);
     // Display the letter grade.
     input =  JOptionPane.showInputDislog(null,
     "The letter grade is" + letter);
     
     // If the score was greater than 95, let the user know
     // that's a great score.
     if (average > 95)
        JOptionPane.showMessageDialog(null,
                               "That's a great score!");
       
     System.exit(0);
  }