Protect the school - Problem Statistics - HFOJ

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	BC20280008	72ms	1.7 MiB	C++17(O2)	1.2 KiB	2026-1-11 16:55:52

ID

1869

Time

1000ms

Memory

125MiB

Difficulty

7

Tags

图论

# Submissions

Accepted

1

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