<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>图论基础 on 111qqz's blog</title><link>https://111qqz.com/en/tags/%E5%9B%BE%E8%AE%BA%E5%9F%BA%E7%A1%80/</link><description>Recent content in 图论基础 on 111qqz's blog</description><generator>Hugo -- gohugo.io</generator><language>en</language><copyright>© 2015-2026 111qqz</copyright><lastBuildDate>Mon, 21 Mar 2016 14:55:26 +0000</lastBuildDate><atom:link href="https://111qqz.com/en/tags/%E5%9B%BE%E8%AE%BA%E5%9F%BA%E7%A1%80/index.xml" rel="self" type="application/rss+xml"/><item><title>codeforces 330 B. Road Construction （图论基础）</title><link>https://111qqz.com/en/post/acm-icpc/2016/2016-03-21-cf330b/</link><pubDate>Mon, 21 Mar 2016 14:55:26 +0000</pubDate><guid>https://111qqz.com/en/post/acm-icpc/2016/2016-03-21-cf330b/</guid><description>&lt;p&gt;&lt;a href="http://codeforces.com/problemset/problem/330/B" target="_blank" rel="noreferrer"&gt;题目链接&lt;/a&gt;
题意：n个点，m（m&amp;lt;n/2）条不能走的边，问最少连多少条边，使得任何两个点之间的距离最多为2. 输出最少的边数和连接的哪些边。
思路： **数据范围很关键。**数据范围很关键。&lt;strong&gt;&lt;strong&gt;数据范围很关键。&lt;/strong&gt;&lt;/strong&gt;&lt;/p&gt;</description></item></channel></rss>