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Battleships Logic Puzzle
Something mindless and fun to do while you listen to podcasts.
I find these puzzles to be a fun mindless activity while listening to podcasts, thought I'd share them. The-rest-is-water rule: likewise, if a row already has the required number of boats (including 0), the rest is water: Water-on-corners rule: since ships can't touch diagonally, you can always set the corners around a boat square to water:
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