I’ve never been particularly interested in puzzle games. Figuring out software has filled that niche for me (plenty puzzling enough). So, I’ve never done a Sudoku puzzle. Recently I read a post about Tredoku, which is a kind of three-dimensional Sudoku.

In that post was an unsolved Tredoku puzzle. I wasn’t tempted to try to solve it myself, but I did think it might be fun to see if I could write some Python to do it.

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