Turbo-C环境下，在图形模式中实现的一个桌球游戏，不过还没完善，其中桌球撞击后滚动路线的算法也有些问题，有待改进-Turbo-C environment, the graphics mode to achieve a snooker game, but not perfect, which after impact rolling line of billiard algorithms are also some problems to be improved