expert 16×16 Set 33 Grid Puzzle
A
B
8
2
F
0
1
F
7
A
5
9
8
6
D
7
5
4
4
3
5
7
3
2
D
3
2
0
5
F
D
8
F
5
6
A
9
D
B
1
A
9
0
C
2
F
A
8
A
4
4
6
7
B
F
F
D
6
2
4
5