expert 16×16 Set 49 Grid Puzzle
9
1
8
D
A
D
1
F
4
7
C
4
0
B
2
8
B
D
3
3
B
3
F
A
D
5
F
9
7
1
2
E
3
8
0
B
D
0
B
9
6
A
F
8
A
D
E
5
9
8
B
A
B
A
E
C
9
D
A
0
B