The program has undo, restore function, you can record to walk, you can also layout.

本程序具有悔棋，还原功能，可以记录走法，还可以进行布局。

youdao

The program has undo, restore function, you can record to walk, you can also layout.

本程序具有悔棋，还原功能，可以记录走法，还可以进行布局。

youdao