idnr: 538
1
6 4
1
5
3 4
2 6 2 5 3
Difficulty: Medium
idnr: 5825
2 6 4
5 7 1
3
7
1
6 2 3 4
5
Difficulty: Medium
idnr: 3187
3 9 7
2 8 5
4 9
7
8 6
1 5
2 1 4 6
3
Difficulty: Medium
idnr: 7351
3
2 5 7
4 7 1
4
6
3 5 2 1
6
Difficulty: Medium