Two players start with a 2xN grid of squares. Each player, in turn, may take either a single square or a 2x2 block of squares. The player who takes the last square loses.

For what values of N does player 2 win?

(In reply to re: Spoiling moves, spoiler for 2x3 and 2x4 by Jer)

The problem is fine. 

Posted by broll on 2019-01-17 22:24:23