用java编写的多米诺骨牌小游戏，可以实现多米诺骨牌随机骨牌数量和随机骨牌位置，点击开始，便有多米诺骨牌倒下去的效果-Written in java domino game, you can achieve a domino random number and random domino domino location, click start, go down there will be a domino effect