Play Medium Sudoku Online

6
3
8
1
2
2
1
4
9
7
5
6
5
7
2
6
4
1
2
3
8
5
4
9
2
8
7
8
3
9
6
1
9
1
3
2
6
5
1
8
7
1
2
3
4
5
6
7
8
9
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