这是一个游戏厅经常看到的游戏，长方块快速移动，当上一层长方块与下一层长方块重合时，按下键，当上下重合时，向上增加一层，不重合时，失败，退出。-This is a game room often see the game, long box, fast-moving, when the long box on the floor under a layer of a long box with overlap, press the button, when the upper and lower overlap, the additional layer up, do not coincide When failed, exit.