Invincible Tic-Tac-Toe

Hi there! Here it is another game. The Invincible Tic-Tac-Toe. Every body knows Tic-Tac-Toe, right? Well, in this version, the AI is super sharp and will not let you win. You might get a draw, but you will never, ever win.   Do you want to try? Download: https://www.dropbox.com/s/5ny59sciog1ztkt/Invincible_Tic-Tac-Toe.jar?dl=0