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