Enhance your Sudoku skills with 6 different variants, including Classic, Diagonal, Irregular, OddEven, Chain and Multi. Each puzzle is solved like a regular Sudoku with an additional twist according to the variant...

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Each puzzle consists of a blank grid with clues on the left of every row and on the top of every column. The object is to reveal a hidden picture by painting blocks in each row and column so their length and sequence corresponds to the clues, and there is...

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