Harmonious Army(HDU6598 + Minimum Cut + Mapping)

Title Link Portal meaning of the title There are (n) soldiers who want you to assign them jobs. There are (m) pairs of relationships. For a pair of relationships \(u,v\), if you are a warrior, your total ability will increase (a\), and the same wizard will increase \(c\), and a warrior will increase \(\frac{a}{4}+\frac{c}{3}\, which requires yo ...

Posted on Mon, 14 Oct 2019 12:21:48 -0700 by oracle259

A Plug for UNIX (Network Flow-Maximum Flow-dinic Algorithms)

A Plug for UNIX (Network Flow-Maximum Flow-dinic Algorithms) judge: POJ 1087 Time Limit: 1000MS Memory Limit: 65536K source: East Central North America 1999 Description You are in charge of setting up the press room for the inaugural meeting of the United Nations Internet eXecutive (UNIX), which ha ...

Posted on Wed, 09 Oct 2019 23:25:59 -0700 by Entanio

Load Balancing Problem [Network Flow 24 Questions] [Flow Balancing]

Topic link: https://www.luogu.org/problem/P4016 First, each point eventually becomes an average. The original value i s s[i], and the average value is aver. Then calculate the difference between each point and the average value. If the difference is positive, it means that there are some redundant ...

Posted on Wed, 09 Oct 2019 00:08:18 -0700 by Skara

acmPush module example demo

Thank you for sharing with forum moderator Ma Haochuan. Module Description: Alibaba Cloud Mobile Push is a mobile intelligent push service based on big data, which helps App integrate mobile push function quickly, while achieving efficient, accurate and real-time mobile push, greatly reducing the development cost. To enable developers to mainta ...

Posted on Tue, 08 Oct 2019 22:09:19 -0700 by mzfp2

Luogu P2622 Turn-off Problem II [Shaped Pressure dp+bfs]

P2622 Turn-off Problem II Title Description Existing n lights and m buttons. Each button controls the N lights at the same time - pressing the second button has an effect on all lights. Pressing the I button is one of the following three effects for the J lamp: if a[i][j] is 1, turn it off when the lamp ...

Posted on Tue, 08 Oct 2019 17:46:35 -0700 by priya_cks

PAT Spring Examination 2019 7-4 Structure of a Binary Tree (30)

Suppose that all the keys in a binary tree are distinct positive integers. Given the postorder and inorder traversal sequences, a binary tree can be uniquely determined. Now given a sequence of statements about the structure of the resulting tree, you are supposed to tell if they are correct or not. A s ...

Posted on Mon, 07 Oct 2019 17:05:19 -0700 by LuaMadman

Advanced Data Structure-Line Segment Tree

Listen to the author's sayings Today is a very heavy day, CCF officials came in to cancel OI, do not know whether it is true. OIer s don't give up their dreams! We must march forward bravely! This line of trees will be very difficult. At least I think so. But I dared to write this blog after all kind ...

Posted on Mon, 07 Oct 2019 11:43:20 -0700 by CodeToad

Recording vue to realize the positioning function of Web-side to obtain latitude and longitude

First of all, what I need here is to get the longitude and latitude of the current user.After numerous tests, the api of the map was used, and finally it was js APi of Gao de.Don't talk too much nonsense, just go to the code. First, it is introduced in index.html. <script type="text/javascript" src="https://Webapi.amap.com/maps? V = 1.4.15 ...

Posted on Mon, 07 Oct 2019 09:25:07 -0700 by berry05

Screenshot Sharing of Creator Native Platform

Baidu actually has a lot of articles about screenshots of Creator's native platform, but why should I write this article? Because I met a big pit today. The screenshots codes introduced in other articles on the Internet are actually available. The pit is that there are problems when you need to share ...

Posted on Sun, 06 Oct 2019 06:02:34 -0700 by Dave96

[Codeforces 342E] Big-small algorithm

cf342E This is the first Big-small algorithm of contact. Give you a tree. Everyone's red or white at first. At first, the root is red dot. Two operations change a dot to a red dot and ask how far a white dot is from the nearest red dot. Coincidentally, when we save sqrt(m) inquiries and look up each whi ...

Posted on Sat, 05 Oct 2019 14:59:58 -0700 by batfink