Java实现有规则的骰子游戏

    /**
     *
     * @author Afiq's
     * @author Niu Zhaohang
     */
    public class DiceGame {
     /*  This program simulates rolling a pair of dice.
        The number that comes up on each dice is output,
        followed by the total of the two player's dices.
    */

        public static void main(String[] args) {

            int dice11, dice12;   // The number on the first player's dice.
            int dice21, dice22;   // The number on the second player's dice.
            int sum1=0 ;   // The total roll (sum of the two dice).
            int sum2=0 ;   // The total roll (sum of the two dice).
            do{
                dice11 = (int)(Math.random()*6) + 1;
                dice12 = (int)(Math.random()*6) + 1;
                System.out.println("The player1's first dice comes up " + dice11);
                System.out.println("The player1's second dice comes up " + dice12);
                sum1 += dice11+dice12;

                if(dice11 == 1 && dice12 == 1) {
                    sum1 += (sum1 * 2) - 2;
                    System.out.println("Player1 total point is " +sum1);
                }else if (dice11%2 !=0 && dice12%2 !=0 && dice11 != 1 && dice12 !=1) {
                    sum1 += -5;
                    System.out.println("Player1 total point is " +sum1);
                }else if (dice11 == 6 && dice12 ==6) {
                    sum1 = 0;
                    System.out.println("Double 6, need to roll again.");
                }else{
                    System.out.println("Player1 total point is " +sum1);
                }
            }while(dice11 == 6 && dice12 ==6);

            do{ dice21 = (int)(Math.random()*6) + 1;
                dice22 = (int)(Math.random()*6) + 1;

                System.out.println("The player2's first dice comes up " + dice21);
                System.out.println("The player2's second dice comes up " + dice22);
                sum2 += dice21+dice22;

                if(dice21 == 1 && dice22 == 1) {
                    sum2 += (sum2 * 2) - 2;
                    System.out.println("Player2 total point is " +sum2);
                }else if (dice21%2 !=0 && dice22%2 !=0 && dice21 != 1 && dice22 !=1) {
                    sum2 += -5;
                    System.out.println("Player2 total point is " +sum2);
                }else if (dice21 == 6 && dice22 ==6) {
                    sum2 = 0;
                    System.out.println("Double 6, need to roll again.");
                }else{
                    System.out.println("Player2 total point is " +sum2);
                }
            }while(dice21 == 6 && dice22 ==6);

            if(sum1 > sum2) {
                System.out.println("Player1 won the dice game with " + sum1);
            }else if(sum2 > sum1) {
                System.out.println("Player2 won the dice game with " + sum2);
            }else{
                System.out.println("It's DRAW!!!!");
            }
        }  // end main()

    }  // end class