idnr: 7262
5 5 2 4 2 2
2 1 6 1 4 5
3 6 3 1 5 2
5 2 5 6 1 1
6 3 2 4 3 4
4 3 4 2 1 4
Difficulty: Medium
idnr: 20055
2 6 5 1 5 1
5 3 2 6 3 1
3 4 1 4 6 5
5 2 3 5 2 4
5 1 6 4 4 2
1 3 5 4 2 4
Difficulty: Pretty easy
idnr: 3881
4 1 4 5 6 1
2 2 5 4 4 1
4 2 1 3 3 5
6 5 3 2 3 3
2 4 6 5 5 2
1 3 4 6 2 1
Difficulty: Hard
idnr: 19554
3 5 4 6 2 4
4 1 1 2 2 3
1 2 1 3 4 3
1 1 5 4 2 2
5 4 3 2 1 6
3 6 4 1 5 4
Difficulty: Medium