Problem Description An undirected graph is a graph in which the nodes are connected by undirected arcs. An undirected arc is an edge that has no arrow. Both ends of an undirected arc are equivalent--there is no head or tail. Therefore, we represent a…

http://acm.hdu.edu.cn/showproblem.php?pid=3435 #include <cstdio> #include <iostream> #include <cstring> #include <queue> #include <algorithm> #define inf 0x3f3f3f3f #define maxn 54444 using namespace std; queue<int>q; s…

http://acm.hdu.edu.cn/showproblem.php?pid=3435 题意:有n个点和m条边,你可以删去任意条边,使得所有点在一个哈密顿路径上,路径的权值得最小. 思路: 费用流,注意判断重边,否则会超时. #include<iostream> #include<cstdio> #include<cmath> #include<cstring> #include<queue> using namespace std; ty…

A new Graph Game Time Limit: 8000/4000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 1849    Accepted Submission(s): 802 Problem Description An undirected graph is a graph in which the nodes are connected by undir…

A new Graph Game Problem Description An undirected graph is a graph in which the nodes are connected by undirected arcs. An undirected arc is an edge that has no arrow. Both ends of an undirected arc are equivalent--there is no head or tail. Therefor…

前言: 在写这篇文章之前,首先感谢给我思路以及帮助过我的学长们 以下4篇博客都是学长原创,其中有很多有用的,值得学习的东西,希望能够帮到大家! 1.手把手教你用C++ 写ACM自动刷题神器(冲入HDU首页) 2.[C#] 逆袭--自制日刷千题的AC自动机攻克HDU OJ 3.C#利用POST实现杭电oj的AC自动机器人,AC率高达50%~~ 4.继续Node爬虫 - 百行代码自制自动AC机器人日解千题攻占HDOJ 当初抱着想试试的想法,用过他们的程序,嗯~ o(*￣▽￣*)o. 1.比如那个用C…

转载注明原地址:http://blog.csdn.net/nk_test/article/details/49497017 少年,作为苦练ACM,通宵刷题的你 是不是想着有一天能够荣登各大OJ榜首,俯瞰芸芸众生,唔....要做到这件事情可是需要一定天赋的哦! 博主本身也搞过一段时间的acm,对刷题深有感触,不信可以去看我博客的acm题解(哈哈). 不过,先给各位辛苦刷题的ACMer赔个不是,毕竟这是很投机的一种方式,仅供娱乐,还请各位见谅! 受学长的启蒙,打算自己做一个使用C++语言完成的自动刷…

声明:本文以学习为目的,请不要影响他人正常判题 HDU刷题神器,早已被前辈们做出来了,不过没有见过用python写的.大一的时候见识了学长写这个,当时还是一脸懵逼,只知道这玩意儿好屌-.时隔一年,决定自己实现这个功能. 96名,没有再继续刷(,,,已经被管理员发现啦) 首先对辛苦刷题的acmer和hdu的管理员道歉,各位,抱歉. 介绍整体思路: 整体用多线程:线程执行从爬代码到提交的全部过程 分层次:对搜索引擎搜索的结果,进行划分,分层爬取 局部思路: 爬取搜索引擎得到的与题目相关的url,得到…

Problem Description In the modern time, Search engine came into the life of everybody like Google, Baidu, etc. Wiskey also wants to bring this feature to his image retrieval system. Every image have a long description, when users type some keywords t…

Preface 老叶说了高中停课但是初中不停的消息后我就为争取民主献出一份力量 其实就是和老师申请了下让我们HW的三个人听课结果真停了 那么还是珍惜这次机会好好提升下自己吧不然就\(AFO\)了 List Luogu P4198 楼房重建 把高度化为斜率,然后就是个动态最长上升子序列的问题了,线段树上二分即可解决,而且可以做到\(O(n\log n)\) NOIP模拟赛10.24 实力翻车,T1主席树裸题切了,T2想了贪心+前缀和+二分正解,最后1min写完发现忘记判边界了炸到60,T3以为很难…