Saturday, October 21, 2017

Are there ties in 3D tic-tac-toe?

In a 3x3x3 tic-tac-toe game, a winning line can go through each layer of the three boards (in addition to the standard winning lines in any 2D plane of a single board). Two players play on this 3-layer board with normal tic-tac-toe rules...

Problems of the Week
October 16 - October 22

Basic Intermediate Advanced

The picture or diagram that goes with your problem.

Image of an interesting problem which contains LaTeX.

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