// Fig. 25.21: RollDie.java
// Roll a six-sided die 6000 times
import javax.swing.*;

public class RollDie {
   public static void main( String args[] )
   {
      int face, frequency[] = new int[ 7 ];
      String output = "";

      for ( int roll = 1; roll <= 6000; roll++ ) {
         face = 1 + ( int ) ( Math.random() * 6 );
         ++frequency[ face ];
      }

      output += "Face\tFrequency";
   
      for ( face = 1; face < frequency.length; face++ )
         output += "\n" + face + "\t" + frequency[ face ];

      JTextArea outputArea = new JTextArea( 7, 10 );
      outputArea.setText( output );

      JOptionPane.showMessageDialog( null, outputArea,
         "Rolling a Die 6000 Times",
         JOptionPane.INFORMATION_MESSAGE );

      System.exit( 0 );
   } // end main
} // end class RollDie


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