一款扑克游戏，系统自动生成5张牌，游戏开始后用户有一次换牌的机会，如果所换新牌符合系统预置的条件规定，则系统会为用户加分，以示奖励，否则要倒扣分！-A poker game, the system automatically generates five cards, the game after the start of a renewal of license users have the opportunity, if the new ones in line with the syste