DOS窗口中国象棋，实现了双人下象棋模式，但没有实现人机下象棋，已经规定了象棋规则，否则会提示走法不合法而不能移动，带注释。-DOS window Chinese chess, chess mode to achieve the double, but did not realize the man-machine chess, chess rules have been defined, otherwise it will prompt moves illegal and can not be