idnr: 671
2
3
4
2
1
3
4
1
Difficulty: Super easy
idnr: 448
1
2
1
3
2
3
Difficulty: Medium
idnr: 598
2
1
1
3
3
2
Difficulty: Medium
idnr: 1422
1
2
1
3
4
2
4
3
Difficulty: Hard