树的直径 - Problem Statistics - Hydro

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	dadaaa	5710ms	192.4 MiB	C++14(O2)	2.4 KiB	2026-7-22 10:33:07
AC	xagxyz_zhangchenhua	10512ms	166.4 MiB	C++14	1.8 KiB	2026-7-22 19:51:38
AC	ReynardT	13376ms	743.8 MiB	C++14(O2)	3.8 KiB	2026-7-22 10:09:11

ID: 32
Time: 4000ms
Memory: 1024MiB
Difficulty: 9
Tags: (None)
# Submissions: 31
Accepted: 3
Uploaded By: ReynardT