地铁（metro） - Problem Statistics - Hydro

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	tangyiqi	584ms	3 MiB	C++11(O2)	404 Bytes	2025-1-14 15:05:00
AC	lilyjiang	811ms	4.9 MiB	C++14(O2)	575 Bytes	2024-12-28 17:27:19
AC	maxinyue	1568ms	5.3 MiB	C++11(O2)	426 Bytes	2025-1-14 13:53:49

ID: 683
Time: 1000ms
Memory: 256MiB
Difficulty: 10
Tags: (None)
# Submissions: 9
Accepted: 3
Uploaded By: lilyjiang