#23330
5
5
#27084
3 2
#28992
4 4
#28991
3 2
#28990
4 4
#28989
4 4
#28973
2 2
#28974
4 3
#28988
5 4
#28976
2 2
#28985
6 7 5 5 3 2 4 4 3 2 4 4 4 4 2 2 4 3 5 4 2 2 6 7