Introduction - If you have any usage issues, please Google them yourself
Man-machine chess: on the 3 X 3 board, the computer for one party, the user for a party, draw an X and O alternately, in the row, column and diagonal who practice who would win in a straight line. Finish, with the ideas of the class specific functional requirements are as follows:
(1) status display: the computer can correctly display board, giving prompt information and the outcome of judgment.
(2) the user choice: the user can next is first or after, and the pieces is a X or O .