Hard Sudoku No.409

Satisfying puzzles that need Naked Pairs and Hidden Pairs.

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Hard Sudoku No.409puzzlelounge.app/nanpure

Every column, row and bold 3×3 box holds each digit 1 to 9 once.

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Answer to Hard Sudoku No.409

EasyMediumHardOni

If you are unsure how to solve, see how to solve sudoku, with tips.