idnr: 859
6
3
9
4
7
7
8
9
4
1
5
8
6
4
3
5
Difficulty: Very easy (0)
idnr: 524
4
2
1
7
1
9
4
9
2
3
4
4
2
6
Difficulty: Very hard (0)
idnr: 554
8
1
6
6
1
5
8
9
5
2
5
4
3
3
Difficulty: Very hard (0)
idnr: 523
8
5
1
5
9
8
7
6
1
6
4
8
Difficulty: Easy (0)