Deterministic Games
It is X's turn. Can X win?
(NOTE: Unless stated otherwise, every problem in this quiz will assume optimal play.)
It is O's turn. Can O win?
(NOTE: Unless stated otherwise, every problem in this quiz will assume optimal play.)
White and Black are placing stones game of gomoku (five-in-a-row). Five connected stones of the same color in a row, column, or diagonal win.
The last two moves are shown; it is White's move. Where can White play to win?
How many squares would need to be removed from a 5 by 3 sized board to ensure 3-in-a-row is impossible? (Play is not necessarily optimal!)
In this game four-in-a-row wins. It is O's turn. Where should O move to win?