说明：  这是双人竞走游戏，它是一个双人玩的策略游戏，游戏有两点，第一个游戏者可以按R，G，f，D控制第一个点的走向，
(This is a double race walking game. It's a two person game strategy game. There are two points in the game. The first player can control the trend of the first point according to R, G, F and D.)