Time: 00:00:00

Sudoku 12x12 num: 1710 (Level: hard)

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