idnr: 690
9
3
6
9
8
4
1
1
8
2
3
3
9
5
4
2
3
6
Difficulty: Very easy (0)
idnr: 209
8
4
6
7
9
7
1
6
1
3
2
7
Difficulty: Very hard (0)
idnr: 790
3
2
4
5
7
6
7
3
1
3
7
6
6
5
Difficulty: Very hard (0)
idnr: 770
1
5
3
6
9
7
4
7
9
5
8
1
6
1
Difficulty: Easy (0)