likai

代码说明：

  24点扑克游戏，模拟真人游戏24点，随机出4张牌，如果不能经过加减乘除算得24点，则重新发牌，若可以，则显示所有可能的运算方法(24 Poker Game，Simulate real game of 24 points, random out four cards, if you can not be considered after a 24-point arithmetic, then re-licensing, if you can, it shows all the possible calculation method)