P1209 [USACO1.3] 修理牛棚 Barn Repair

状态	递交者	时间	内存	语言	代码	递交时间
AC	zzreportcheck	40ms	18.6 MiB	C++14	1.2 KiB	2026-10-1 20:18:28
AC	CSP-chenyushan	40ms	18.6 MiB	C++14(O2)	396 Bytes	2026-10-2 17:45:41
AC	CSP-xiejiarun	43ms	18.6 MiB	C++14(O2)	574 Bytes	2026-10-2 12:42:38
AC	CSP-liuzhengze	45ms	18.6 MiB	C++14	509 Bytes	2026-10-2 21:17:00
AC	CSP-liyuetong	46ms	18.6 MiB	C++14(O2)	396 Bytes	2026-10-2 11:57:52
AC	CSP-liangchangqi	49ms	18.1 MiB	C++14(O2)	434 Bytes	2026-10-2 11:49:51