Time: 00:00:00

Sudoku 12x12 num: 1588 (Level: hard)

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