九宫棋是一个3×3的棋盘，由人机对下。当一方将一行或一列或对角线

三个空位均填上他的棋子（三连子），则这一方取得胜利。机器要根据人的棋子所下的位置判断它应该下的空位。如果任意一方均没有三连子，则为平局

-Nine-palace Chess is a 3 × 3 chessboard, from the man-machine to the next. When one party will be a row or column or diagonal are three vacancies to fill his pieces (three with the child), then this party to victory. The machine according to people as a pawn by the judge under the location of the space under it should be. If any party did not even three children, was a draw