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