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Detailed Notes on sudoku hard - hard sudoku

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Quads tend to be rarer, and they’re a lot less handy in a way due to the fact they don’t Enable you to slender down a large number of candidates unexpectedly, however, if you spot just one, it’s truly worth investigating. Solving solitary squares could also flip quads into triples https://stearnsg321glr5.csublogs.com/profile

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