Large Tic Tac Toe Tactics Number 2

Logic Level 3

You're playing a large Tic Tac Toe, with 5 in a row to win. It's your turn as $\color{#3D99F6} O$ .

Which of these points $A,B,C,D,E$ is the best initial point for you to make to confirm a win in the least amount of moves?

Assume the player $\color{#D61F06} X$ makes all the best possible moves to stay in the game (for as long as possible).

Bonus : With your answer, find the least number of moves for you to make to confirm the win.

B C E A D

1 solution

First Last
Oct 13, 2015

Solution: D. O wins in 6 steps. If you could choose any point, then D6 is the best move, that would be a 5 step win.