Time: 00:00:00

Sudoku 12x12 num: 1619 (Level: hard)

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