idnr: 405
5
1
7
1
4
5
1
9
3
2
6
5
8
3
5
1
7
3
Difficulty: Easy (0)
idnr: 694
3
2
9
4
5
8
7
8
5
2
Difficulty: Super hard (139)
idnr: 315
4
3
5
8
5
6
1
3
6
9
8
9
5
3
Difficulty: Very hard (0)
idnr: 76
1
6
7
1
9
7
3
2
4
4
1
6
Difficulty: Very easy (0)