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