idnr = 3544
1 2 2 2 3 3 2
1 3 4 1 2 2
2 4 2
2 4 6 3 2
2 5 4 3 1 2
2 3 8 4 2
3 4 3 2
2 2 1 3 6 3 2
2 1 2 2
3 5 3 5 7 4 2
2 1 1 2
3 3 3 1 2
3 1 3 4 2
4 4 5 3 2
2 2 2 3
4 5 5 2 3 2 1
2 2 2 2 2 2 2 2
Difficulty: Hard