<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>路径dp on 111qqz's blog</title><link>https://111qqz.com/en/tags/%E8%B7%AF%E5%BE%84dp/</link><description>Recent content in 路径dp on 111qqz's blog</description><generator>Hugo -- gohugo.io</generator><language>en</language><copyright>© 2015-2026 111qqz</copyright><lastBuildDate>Tue, 29 Dec 2015 10:54:59 +0000</lastBuildDate><atom:link href="https://111qqz.com/en/tags/%E8%B7%AF%E5%BE%84dp/index.xml" rel="self" type="application/rss+xml"/><item><title>codeforces 30 C. Shooting Gallery</title><link>https://111qqz.com/en/post/acm-icpc/2015/2015-12-29-codeforces-30-c-shooting-gallery/</link><pubDate>Tue, 29 Dec 2015 10:54:59 +0000</pubDate><guid>https://111qqz.com/en/post/acm-icpc/2015/2015-12-29-codeforces-30-c-shooting-gallery/</guid><description>&lt;p&gt;&lt;a href="http://codeforces.com/contest/30/problem/C" target="_blank" rel="noreferrer"&gt;http://codeforces.com/contest/30/problem/C&lt;/a&gt;
题意：给出n个target在一个二维平面上。给出每个target的坐标，出现的时间，以及击中的概率。target出现之后就会瞬间消失，枪移动的单位速度为1，射击不需要时间。问能击中的target的最大期望是多少。&lt;/p&gt;</description></item></channel></rss>