The above problem is my first attempt at getting published on Puzzle Picnic, under the moniker Term. Puzzle Picnic is a great idea: a community database of grid–based logic puzzles, which provides applets for both constructing and solving online. In short, it is a great place to present puzzles of standard types and reasonable size. Under the fold, I'll be discussing the experience, both of using the site and of creating the problem.
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...
6 hours ago