最小生成树(tree)

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	baiziqi	254ms	14.9 MiB	C++14(O2)	4.1 KiB	2024-10-19 17:33:57
AC	HXY	574ms	6.6 MiB	C++14(O2)	954 Bytes	2024-10-19 15:03:42
AC	zengqhuai	621ms	7.6 MiB	C++14(O2)	846 Bytes	2024-10-19 16:27:53
AC	张九 (zhangjiyou)	629ms	13.3 MiB	C++14(O2)	809 Bytes	2024-10-19 15:48:00
AC	polelg	653ms	7.5 MiB	C++14(O2)	846 Bytes	2024-10-19 16:26:38
AC	BITIANHAO	748ms	10.6 MiB	C++14(O2)	1.3 KiB	2024-10-19 16:24:56