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Never lose a Tic-Tac-Toe game again in life

Discover the foolproof strategy that will make you unbeatable.

Tanay Sarin
Puzzle Sphere
4 min readJan 28, 2025

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Remember playing Tic Tac Toe as a kid? Trying to figure out perfect spot for your next move to outsmart your opponent. Well, then, get ready to become unbeatable at this classic game.

Because I am going to share a foolproof strategy so that you never lose another game of Tic Tac Toe again in life.

Just for the sake of it, I am stating the rules here. Rules are simple. Two people take turns to mark X or O, whichever they have chosen, on a 3*3 grid. First person to complete three signs( that is X or O) in a row or column or diagonal is the winner.

Now, I will get straight to the point.

First, let us name 3 types of squares in 3*3 grid.

First Mover

The thing is, in Tic Tac Toe, being a first player gives you a massive advantage. If you play with right strategy, you will either win or force a tie every single time if you are a first player. So, if you are the first player, the framework goes as follows

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Tanay Sarin
Tanay Sarin

Written by Tanay Sarin

Curious, Math, ML, Code, Iterating

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