Tic-tac-toe (or “Noughts and Crosses”) is a game simple enough to implement in any computer system: indeed it’s often used in beginner’s programming courses. A more challeng… ...

[Nicholas Carlini] programmed a C implementation of two-player Tic Tac Toe, and he did it in a single call to printf(). The arguments for that single function call get mind-bendingly complex, so it… ...

The National Tic-Tac-Toe Federation's official term for this practice is nonstandard orthography, and on the professional circuit it carries a minimum fine of $25 and forfeiture of the game.

Tic Tactics is a strategy game designed for those who want more than just a classic match of Tic Tac Toe. Though there are some additions, the core gameplay stays true to the original Tic Tac Toe ...