#15871
2
4
2
#23003
2 2
#19707
3 4 2
7#27647
1 3 14
#27646
3 5 18
#25591
6 10 415
#25593
5 4
#25592
4 4
#25602
5 4
#25594
4 6 38
#23280
2 3 2
#20947
2 4 2