Nines
Fill every row, column, and box with 1-9.
easy
medium
hard
expert
medium
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00:00
5
9
4
6
7
7
4
4
3
2
1
5
6
7
8
2
3
6
2
4
6
7
2
2
7
6
3
3
9
8
1
2
3
4
5
6
7
8
9