public class PairOfDice {

   public int die1;   // Number showing on the first die.
   public int die2;   // Number showing on the second die.
   
   public PairOfDice() {
           // Constructor.  Rolls the dice, so that they initially
           // show some random values.
       roll();  // Call the roll() method to roll the dice.
   }
   
   public PairOfDice(int val1, int val2) {
           // Constructor.  Creates a pair of dice that
           // are initially showing the values val1 and val2.
       die1 = val1;  // Assign specified values to the instance variables.
       die2 = val2;
   }

   public void roll() {
           // Roll the dice by setting each of the dice to be
           // a random number between 1 and 6.
       die1 = (int)(Math.random()*6) + 1;
       die2 = (int)(Math.random()*6) + 1;
   }
   
} // end class PairOfDice