medium 12×12 Set 3 Grid Puzzle
11
12
6
9
5
12
10
9
1
7
2
12
7
12
5
3
6
4
11
7
10
5
1
5
6
3
11
7
6
9
11
7
1
3
10
1
12
5
1
3
7
8
11
9
4
8
11
1
6
12
2
4
11
8
5
3
7