Sudoku 24x24 num: 523 (Level: hard)
8
N
H
1
J
K
O
C
I
D
3
9
4
M
N
E
I
D
J
A
7
K
A
O
F
C
I
B
2
8
6
I
H
3
9
4
M
N
5
8
G
9
M
4
J
A
K
D
9
4
6
B
L
F
E
D
I
1
A
K
H
1
A
K
C
D
I
8
G
9
M
4
N
C
D
7
H
J
A
3
4
6
N
8
G
L
3
N
M
1
H
L
G
4
M
8
B
9
I
E
1
1
J
O
K
A
C
5
2
N
4
M
E
1
O
F
N
2
G
L
N
M
J
1
D
C
E
G
6
8
5
2
A
I
J
7
H
F
1
C
8
5
2
B
3
L
A
D
I
J
7
L
6
M
8
B
G
6
8
E
C
K
A
I
F
J
3
9
5
B
2
D
O
E
C
A
E
I
D
F
4
B
2
3
5
D
O
F
H
3
5
G
2
B
6
9
C
A
H
O
J
1
N
8
F
E
7
C
H
O
4
6
N
9
5
F
C
A
7
6
N
9
5
M
L
B
