idnr: 136
7
6
9
8
9
3
5
1
2
4
3
Difficulty: Easy (0)
idnr: 253
2
4
9
5
3
9
8
1
7
8
Difficulty: Very hard (0)
idnr: 568
5
8
3
8
4
7
9
2
7
5
3
9
Difficulty: Very easy (0)
idnr: 164
6
8
9
9
7
4
1
5
3
6
3
2
Difficulty: Easy (0)