idnr: 735
3 4 7
8 5 9
6 4
6
1 9
3 2
1 7 5
8 2
Difficulty: Medium
idnr: 4350
2 8 6 5 1
3 5
7 6
4 7
3 8
2 4 1
Difficulty: Medium
idnr: 1024
5 7
3 2
6
4 5
6 7
1 1
3 2
4
Difficulty: Medium
idnr: 5147
1 6
7 2 5
6
1 8
4
8 3 7
4 5
3 2
Difficulty: Medium