medium 16×16 Set 45 Grid Puzzle
3
A
D
6
4
5
E
9
5
3
B
8
1
D
3
7
5
C
1
C
8
4
5
2
6
B
A
4
F
0
D
2
8
5
2
D
0
A
5
B
1
4
9
8
B
6
7
D
F
E
B
A
3
E
5
8
9
D
C
C
F
D
B
3
0
E
6
8
D
C
2
7
8
A
0
E
6
8
2
0
F
1
8
4
C
0
9
3
6
1
7
0
A
C
D
F
D
0
3
1
6
7