There is a box that contains 20 identical balls. Two players take turns removing balls from the box. In each turn, a player can choose to remove 2 or 3 balls. The player who is forced to remove the last ball loses.

Can you use backwards induction to find a winning strategy for one of the players?

Question

Landon Blair

13 October, 22:33

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Answers (1)

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Brynn Morgan · Answer 1

just examine how the end game will go

There is a box that contains 20 identical balls. Two players take turns removing balls from the box. In each turn, a player can choose to remove 2 or 3 balls. The player who is forced to remove the last ball loses.Can you use backwards induction to find a winning strategy for one of the players?