Tough Sudoku #10727 | Peak Sudoku

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#10727

Tough(69/100)
SE: 4.1
Clues: 27
Symmetry: Asymmetric

81 leftNo cell selected

1–9 writes into the selected cells.

Techniques in this puzzle4

Hidden Single Naked Single Finned X-Wing X-Wing

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Tough Sudoku #10727 | Peak Sudoku