Trails

2024-08-142788647047_process_packet_5
\iftype_notin(12,28)andclass_==1:#Typenotin(PTR,AAAA),ClassINifaddr_port(dst_ip,dst_port)intrails:trail=addr_port(dst_ip,dst_port)
2023-04-24ACM International Collegiate Programming Contest 2014 B SPFA 统计路径
FloweryTrails!”()”*+,-).%”/)’0”122”1!2”342”522”!22”652”!42”72”72”5!2”!12”622”18!”162”!12”6”7”4”9”3”5”8”1”2”Inordertoattractmorevisitors,themanagerofanationalp
2022-10-28P2939 [USACO09FEB]Revamping Trails G
题目描述FarmerJohndutifullychecksonthecowseveryday.HetraversessomeoftheM(1<=M<=50,000)trailsconvenientlynumbered1..Mfrompasture1al
2022-09-26题解【CF209C Trails and Glades】
CF209CTrailsandGlades解题报告图论基础题。考虑一张无向联通图存在欧拉回路的条件是什么：每一个点的度数均为偶数。但这个条件的前提是连通图，那么我们可以考虑