hard 20×20 Set 6 Table Grid
1
666122567
571411479712334369425
2
4
4
2 4
3 1 5
5 1 6
6 2 4 1
9 4
9 8
2 6 7
1 1 3 1
5
6
6
3
2
1
4
5
6
Show solved pattern
1
666122567
571411479712334369425
2
4
4
2 4
3 1 5
5 1 6
6 2 4 1
9 4
9 8
2 6 7
1 1 3 1
5
6
6
3
2
1
4
5
6