俄罗斯方块虽然是非常古老的小游戏, 但现在仍然百玩不厌。 为了让大家看清程序的算法, 程序的界面尽量简单, 没有过多的修饰。-Tetris is a very old game, but play is still not tire hundred. Procedures in order to allow everyone to see the algorithm, the program interface as simple as possible, without too much