Time: 00:00:00

Sudoku 24x24 num: 514 (Level: hard)

4
7
O
B
C
N
G
5
D
B
F
4
K
1
G
5
D
I
H
2
3
C
A
I
4
L
8
6
B
G
E
C
J
B
L
7
F
7
6
8
J
O
B
9
H
E
C
2
5
G
D
8
B
9
7
K
E
3
2
A
1
5
4
F
K
O
B
N
1
5
G
D
H
O
M
4
8
M
J
A
1
2
3
D
G
5
K
9
B
O
J
L
F
4
8
D
G
5
C
A
E
A
H
N
D
G
7
4
8
A
H
1
K
9
B
7
F
6
7
L
8
M
B
C
H
1
2
I
D
M
B
9
O
4
F
6
2
D
G
N
H
2
8
K
B
5
A
C
H
N
M
K
O
4
6
O
J
M
F
B
H
D
1
N
6
7
K
F
I
A
5
2
3
E
H
5
D
N
C
K
B
6
7
D
1
N
C
A
5
6
7
O
J
J
4
F
B
9
7
2
D
O
M
K
I
D
C
E
I
1
A
O
M
K
B
6
8
7
N
1
C
5
3
2
9
4