先选择“新游戏”开始游戏，每次点击能判断周围八个按钮中共有几个雷，直到排完雷。当踩到雷时，进行提示，结束游戏。-First select "new game" to start the game, each click can judge total of eight buttons around mine until drained mine. When stepped on a mine, tips, and end the game.