Time: 00:00:00

Sudoku 12x12 num: 1684 (Level: hard)

1
3
B
8
7
A
2
7
1
2
7
A
6
1
3
2
5
8
9
2
5
C
4
7
A
B
8
6
9
3
7
3
B
5
5
7
6
8
4
6
9
B
5
9
B
5
7
A
5
7
2
4
6
B