Insight · ★★★☆☆ · ~6 min
The Coin Coordination Game
Two players, hidden coins, must guess each other's. Can they beat chance?
by MindYourPuzzle
A and B in separate rooms. Each flips a coin and must guess the other's result. Both correct = team wins $3. Entry = $1. Strategy allowed before separation.
Should they play? What's the optimal strategy?
Hints