idnr: 2916
2 2 1
1 2 2
3 3 1
1
3 2
2 2
1 3 1
Difficulty: Very Hard
idnr: 3447
3 3 2
1
2 3
4 4 3
1
2 3 1
2 2 2
Difficulty: Medium
idnr: 7618
1 2
2 5 2
1 3
1 6 4
2 3 3
2 3
1 4 2 3
Difficulty: Easy
idnr: 5281
2 2 1
1 2
3 5 3
1
3 3 3
1
2 2 2
Difficulty: Easy