idnr: 6768
7
6 9 5
8 7 3
4 9
8 1 3
2
1 5
10 6 10 2 4
Difficulty: Easy
idnr: 5550
3
2 7 4 8
1 9 6
3
2
4 5
5 6 9
7 1 8
Difficulty: Medium
idnr: 6357
8
1 7 9 4 6
2 3
8 7 6 4
5 1
2 5 9
3
Difficulty: Easy
idnr: 3547
3 5
1 6
4 2
7 1
4
2 7
5 3 6
Difficulty: Medium