Sudoku 24x24 num: 431 (Level: hard)
C
K
F
6
8
J
N
6
L
C
K
F
H
B
N
G
M
G
O
9
4
B
3
M
A
2
1
I
L
E
K
F
8
1
2
I
G
4
B
8
J
4
H
3
G
G
N
5
F
9
8
6
1
2
O
H
A
I
E
K
C
F
I
1
G
M
7
A
D
3
B
I
1
6
5
A
B
N
G
4
G
M
4
H
B
K
L
6
8
I
J
5
B
N
G
7
F
1
K
L
6
8
K
C
L
E
8
F
9
I
7
O
9
J
E
8
5
D
B
G
4
M
B
K
L
E
F
1
D
B
H
G
7
M
1
2
C
E
6
2
1
E
I
6
H
B
5
7
4
N
6
8
1
9
E
D
O
4
G
B
5
M
H
B
5
A
M
7
D
O
4
N
2
E
J
D
3
4
N
G
H
B
7
9
F
F
J
6
K
B
A
5
7
M
D
4
O
G
N
J
8
6
1
F
9
4
O
B
H
A
7
M
4
1
F
I
6
C
D
G
H
7
I
8
K
E
