扫雷游戏，游戏分为初级，中级，高级三个等级。生成不同数量的雷随机分布。并且每个点都能计算自己周围8个点中雷的数目来提示玩主。-Mine game, the game is divided into primary, intermediate, advanced three levels. Generate different numbers of mine random distribution. And each point can calculate the number of the nu