medium 9×9 Set 5 Grid Puzzle
9
6
3
5
2
6
9
3
4
2
1
5
6
9
4
1
5
9
3
8
5
9
7
6
4
8
7
9
3
6
4
2
1
8
9
1
4
6
9
7
4
2
6
8
7
9