idnr: 5593
1 3 2
2 3
1 3
4 5
2 1
2 2 2
2 1
Difficulty: Hard
idnr: 412
2 4 2
1
3 5 3
2 1 2 3
3 4 1
1
1 4 2
Difficulty: Easy
idnr: 6343
3 2 1
1
2 4 3
3 1 3 4
4 2 1
1
3 2 2
Difficulty: Very easy
idnr: 7168
3 2 1
1
2 4 4
2 2 2
2 4
1 1
2 5 2
Difficulty: Easy