idnr: 456
3
1
2
1
3
2
Difficulty: Easy
idnr: 866
1
2
1
3
3
2
Difficulty: Easy
idnr: 867
1
3
2
4
3
2
1
4
Difficulty: Super easy
idnr: 101
2
3
2
3
1
1
Difficulty: Medium