This started life as a small Masyu meant to showcase an interesting pattern. I'm not quite sure how it ended neither small, nor a showcase for said pattern. On the tricky side of average far as difficulty is concerned I guess.
Count Different Arrows Sudoku by Bill Murphy
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(This post is part of the Genuinely Approachable Sudoku (GAS) series.) This
variant, posted initially during our first few weeks of GAS puzzles, comes
ba...
7 hours ago