expert 16×16 Set 46 Grid Puzzle
4
D
1
8
5
3
2
7
9
3
5
B
6
D
8
E
4
C
6
C
8
0
7
5
1
9
3
0
4
B
8
B
6
E
3
8
F
8
5
A
E
1
C
A
6
D
0
9
B
6
0
9
7
8
A
D
3
C
B
A
4