expert 16×16 Set 44 Grid Puzzle
E
F
A
B
0
5
1
E
C
3
F
7
1
2
8
A
C
6
F
5
D
B
D
8
A
9
E
3
5
0
4
1
8
F
C
E
5
D
2
7
6
3
C
9
B
A
2
3
7
5
6
E
3
1
2
C
6
5
D
C
8