hard 15×15 Set 9 Table Grid
174
776892876542854
4
1 4
7
9
5 3
4 3
6 4
6 4
8
7
5
6
6
5
2 1
Show solved pattern
174
776892876542854
4
1 4
7
9
5 3
4 3
6 4
6 4
8
7
5
6
6
5
2 1