Diabolical Sudoku #451437 | Peak Sudoku

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81 leftNo cell selected

Puzzle: #451437
Difficulty: Diabolical(94/100)SE 6.6
Clues: 26
Symmetry: 180° rotational

1–9 writes into the selected cells.

Techniques in this puzzle8

Naked Single×14 Hidden Single×7 Pointing Triple×1 Claiming×2 Naked Pair×2 2-String Kite×1 XY-Wing×1 XY-Chain×1

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Diabolical Sudoku #451437 | Peak Sudoku