米字棋

规则: 1黑棋为先手，双方轮流执步，不得空步。



　　2行棋时，行棋方选择一颗棋子，向邻近的空白落子点前进一步。



　　3双方轮流执步，直到其中一方的三颗棋子全部落在对角线上，则这一方胜出



　　附加:有可能出现不能走棋的情况,此时设定为 认输



　　缺陷:代码写的比较乱



　　想用面向对象



　　希望得到建议



-M word chess rules: one black for the upper hand, the two sides take turns executive step, step-by-step may not be empty. 2 line moves, the firms choose a chess pawn, to the nearest point blank落子step. Step 3 The two sides take turns bailiffs, until one of them all come into the three chess pieces on the diagonal, then the party won an additional: Can not have the possible moves of the situation, at this time is set to admit defeat defect: comparison of code to write乱想want to use object-oriented recommendations