Java Tic-Tac-Toe

Basic Java program to play tic-tac-toe. Originally developed around 2001.

No AI or anyhthing here. Just a set of pre-programmed decisions based on a specific play strategy.

Easy mode is basically random choose.

Medium mode uses a center-move based strategy and will block the user.

Hard mode uses a center-move based strategy, will avoid traps, and try to pin the user in a trap.