Instant Sudoku
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Difficulty
1
2
3
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5
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8
9
10
Initializing Sudoku game, please wait
To add game notes, type more than one number in a box.
How to Play Sudoku:
Fill in the missing numbers. Numbers must be between 1 and 9.
Numbers must not repeat in the same row, column, or 3x3 region.
Rules of Sudoku