扑克牌的发牌程序。一副扑克牌，除去大小王，共52张，四个玩家，每人13张，随机性很大。可以运行一下看看效果。-cards for the licensing process. 1 cards removed Wang size, a total of 52, four players, each 13, the very randomness. Can look at the effect of this operation.