Nim: The Easy Winner!
Jörg Bewersdorff · 2021
Jack and Jill alternate removing stones from three piles, which initially contain six, seven, and eight stones. A turn consists in choosing one of the piles and removing one or more stones from it, up to the total number of stones in the pile. The winner is the player who removes the last stone. Jill goes first. How should she play?