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The Greatest Guide To sudoku hard - hard sudoku

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Quads are much rarer, and they’re significantly less handy in a way due to the fact they don’t Permit you to slender down a lot of candidates suddenly, but if you spot one, it’s value investigating. Resolving one squares also can switch quads into triples or pairs, so don’t forget https://fidels919bgm4.wikiconversation.com/user

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