Hue Sudoku

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How to play

Fill every row, column and 3×3 box with 1 to 9.
Each digit has its own colour. Select a digit to light up every match.
Use the keyboard: 1–9 to place, N for notes, Z to undo, arrows to move.

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Hue Sudoku · Every puzzle has exactly one solution.

Solved!

Nicely done.

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