idnr: 3162
2 6 8
7
4 5
7
1 3
2 8 6
1 4 3 5
Difficulty: Medium
idnr: 4535
7 8 9 1
6
9 4
5
1 8
4 2
6 3 2 3
7 5
Difficulty: Medium
idnr: 1842
8 4
7 9
5
8 4 6
9
10 1
5 3
10 7 1 3
6 2 2
Difficulty: Medium
idnr: 3677
5 6
2 4 1 8
2 5 8
7
3
7 6
4 1 3
Difficulty: Medium