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2024-2025:teams:efbfbdefbfbd:24-codeforces-3 [CVBB ACM Team]

2024-2025:teams:efbfbdefbfbd:24-codeforces-3

这是本文档旧的修订版！

目录

赛时总结
总结
Dirt

赛时总结

A题：xhy完成了签到

B题：xhy读错题了，不过在yyq和sqh的帮助下找到了时间复杂度正确的暴力，xhy重写了一遍

C题：

F题：xhy和sqh讨论找到了大体的框架，yyq提出可以通过正图反图最短路计数相乘确定某一条边是否一定要经过。然后吃了几发罚时后终于通过

I题：

总结

没上周那么烂了

Dirt

2024-2025/teams/efbfbdefbfbd/24-codeforces-3.1723724626.txt.gz · 最后更改: 2024/08/15 20:23 由 simex