Time: 00:00:00

Sudoku 12x12 num: 1373 (Level: hard)

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