Draw a loop that contains exactly half the grid by connecting orthogonally adjacent dots. All cells with the same letter have the same number of sides used by the loop. All cells with different letters have a different number of sides used by the loop. Packs a decent punch for the size and clue density. And yes, I win no points for elegance.
[SUGGEST A TITLE] by Dr. Sudoku
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(This post is part of: “A Story of Self-setting Sudoku”.) While the GMP
team is on a retreat(,?) figuring out what it might mean to be going from
the sub...
5 hours ago
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