Sudoku 24x24 num: 518 (Level: hard)
9
K
J
4
D
5
I
B
C
O
L
8
3
D
2
6
1
F
J
N
1
F
4
D
C
G
O
L
8
3
9
K
D
2
N
F
K
C
C
8
H
E
N
1
A
4
5
K
9
B
O
3
2
N
A
J
F
N
1
M
4
2
G
C
O
8
I
K
9
B
M
D
5
6
J
K
G
C
L
O
I
K
1
4
J
2
D
8
3
9
O
C
G
2
5
A
1
N
M
A
6
N
M
5
D
O
8
3
E
9
K
6
4
M
8
B
E
C
H
C
3
A
6
4
F
3
E
L
G
H
F
1
M
1
6
4
J
5
G
C
H
B
9
F
7
A
4
8
E
B
K
G
I
C
E
H
O
7
J
6
M
A
1
E
9
K
3
2
D
F
6
D
F
6
5
M
1
K
8
G
E
2
M
D
F
N
B
E
I
K
G
K
I
H
L
D
7
5
E
I
3
C
2
M
A
D
J
F
6
F
N
6
5
A
8
H
L
A
F
6
E
I
L
3
G
C
