Nice variant of the Knight Tour. The 0 makes the board shape a bit odd and therefore interesting. https://en.m.wikipedia.org/wiki/Knight%27s_tour https://en.m

Nice variant of the Knight Tour. The 0 makes the board shape a bit odd and therefore interesting. https://en.m.wikipedia.org/wiki/Knight%27s_tour https://en.m.wikipedia.org/wiki/Knight%27s_tour