Who Doesn't Start In The Middle?
Logic
Level
1
You are playing a game of Tic-tac-toe. You are playing as \(\color{blue}O\) while your opponent plays as \(\color{red}X\). The game plays as shown:
Which of the three labelled boxes should you put your next \(\color{blue}O\) in to save yourself from losing?
Assume your opponent plays optimally, that is your opponent always try to win and always try to save themselves from losing.
by
Pi Han Goh