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