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sudoku
one digit 1-9 per row, column, and 3×3 region.
easy
medium
hard
expert
0:00
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9
✎ pencil
⌫ erase
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check
hint
solve
solved!
nicely done.
click cell, then type 1-9 ·
P
pencil mode ·
Del
erase ·
H
hint