The Rule of 45 of Killer Sudoku (innies and outies)
Por um escritor misterioso
Descrição
This tip is probably the most important solving technique of Killer Sudoku, one that will save you a lot of time. It does involve some math, but very simple one. Basically, the whole story is that …
Innies and Outies
JSudoku - Innies/Outies Techniques
Innies and Outies
JSudoku - Innies/Outies Techniques
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