C#编写的五子棋人机对弈程序，实现禁手、转换黑白子、悔棋，一起开始、关闭等功能。其中那个有33禁手，34禁手，AI智能偏高。-Human-computer chess program written in C# 331, the ban on hand, the conversion of black and white child, undo, with the start and close. Which the 33 ban on hand, 34 ban hand, AI intelli