Introduction - If you have any usage issues, please Google them yourself
Backgammon curriculum design, an entry with a good interface, and the necessary options
2 has a two-dimensional array to record and update the real-time status, and to have a way to draw in the DOS interface, real-time status of the entire chess game (including board and pieces)
3 keys on the keyboard can be done through the selected location of mobile and selected operations
4 can go in every chess game ends after the decision is (to go full board or one win)
5 to complete the undo function, and to ensure that this chess game between two-dimensional array of data and graphics can be synchronized, so the true sense of undo.