top education universities in

Analysis: The problem looks difficult at one glance, but does not work, we change the angle: Consider the contribution of each sideBecause it is a tree, one side divides the tree into two sets, if there are X schools on the left and Y schools on the right.Greedy to think, let each side in the school's path the most, so contribute to min (x, y)Implementation: A DFS at a time, the complexity of O (N)#include #include#include#includestring.h>#include#include#include#includeusing namespaceStd;typede

equipment, VR-based Storm mirror products such as the rise of rapid. The use of VR technology to make up for the flatness of video broadcast, the flat view of online meeting, has greatly improved the visual perception of people.Disadvantage: Now, with VR technology products more and more, and even developed a technology such as Mr, VR technology derivative products may face a bubble of embarrassment. And, simply to enhance the visual experience, may not be able to effectively solve the user's p

Topic Link: PortalThe main idea: N points constitute a tree, given the k*2 point, to be divided into k groups, so that each group of points between the maximum distance.Topic idea: Because is to seek the distance and the biggest, so we can know such a nature. If an edge is bounded, and the subtree on both sides have a given point, the edge must go through min (the given number of points on the left and the given number of points on the right).Then the contribution of this side is the number of p

It's quite interesting .... Consider the contribution of each side.#include #include#include#include#defineMAXV 200500#defineMaxe 400500using namespacestd;intN,k,x,y,nume=0, G[MAXV],SIZE[MAXV],FATH[MAXV];Long Longans=0;BOOLVIS[MAXV];structedge{intV,NXT;} E[maxe];voidAddedge (intUintv) {e[++nume].v=v; E[NUME].NXT=G[u]; G[u]=Nume;}voidDFS1 (intx) {Size[x]=0; for(intI=g[x];i;i=e[i].nxt) { intv=e[i].v; if(v!=Fath[x]) {Fath[v]=x; DFS1 (v); SIZE[X]+=Size[v]; } } if(Vis[x]) siz

Small FTP search engine (suitable for universities) With the database file data. SQL, the idea is to traverse the entire file under the ftp directory and convert it into a link and save it to the database. the algorithm is not very good and the efficiency is not high. Core traversal file ftp. php (you can modify this line), with linux scheduled tasks, such as traversing at every night00 24 ***/usr/bin/php/ftp. phpThen you don't need to wo

"simple", my simple refers to, the program ape most of them do not engage in "sales promotion" and other industries such as talk, most straight to and not so many machines. Why? Because the surrounding circle decides that the ape doesn't have to do that. The ape industry is generally based on the true skills of real technology to speak, you have the strength you can get enough salary, enough status, enough respect. Conversely, even if you have the right to money, as long as you are a procedural

, but only after the university began to grope, The discovery is also very simple, after pass what all feel especially easy.Do century the People's network in the school after the idea, suppressed for six months finally in this year's construction completed, March 10 officially opened.I say here the experience of building a website.The advantages of the WEB2.0 community I'm not saying it. Simple information release is no longer the mainstream of network development, I think WEB2.0 for colleges a

Education App Development Division learned that China's e-commerce research Center monitoring data showed that the first half of 2018 online education financing has been completed 182, the total amount of financing amounted to 15.273 billion yuan, close to 2017 total. The development of educational software under the impetus of the Internet is very popular.China's national

background program coding overall view, The Deloitte online also stays on the level of personal websites, do not see a large education site should be the standard, therefore, our programmers must be unified coding method, one of the reasons, can reflect the integrity of the entire site; second, can improve the readability of the program to facilitate the next phase of the programmer to modify the update program. The following are the specific content

As we all know, there is no free lunch in the world. Even with free PHP education, people will be " cheap not good goods, good goods not cheap " the idea of brainwashing. It is customary to think that you can embody the value of an item. In fact, this statement is not comprehensive. Brother even it education today launched a purely free education model. Members

Source: Phoenix Forum In June 1979, China sent a delegation to the United States to study primary education. After returning to the country, the delegation wrote a 30,000-word report, in which there were four paragraphs: 1, students regardless of moral quality, ability, high and low, all arrogant, complacent, a great "I am for me and extraordinary" means. 2, the second grade students, big characters do not know a fight, subtraction still fingers, a

The story of IT education brand and the story of it education brand About Sasaki As the leading brand of IT vocational education in China, we are dedicated to HTML5, UI, PHP, Java + big data, Python + artificial intelligence, Linux, product manager, testing, O M, and other course training courses. With an average salary of more than 100% yuan, the company became

Quantified Moral Education Management System for middle school Primary School StudentsCivilized class evaluation quantification system,Moral education evaluation system, quantitative assessment system for moral education, political and educational management system, and political and educational assessment system TheStudent Moral

, Japan, one of the main reasons is the lack of basic talent, industrial chain is not perfect. In the training of basic talents, the education industry is undoubtedly shouldering the important responsibility. Now there are hundreds of universities in the country have set up a professional animation design, animation design, advertising, creative and other vocational training schools are booming, profession

The author was originally a financial analyst at a fund company. He started tutoring his younger generation remotely and eventually became a full-time Internet educator. This book is the author's memories and summary of this process. In the early days of remote tutoring, the author began to discover some existing problems and improvement methods in the education industry. The author believes that the biggest problem in the

satisfies what I say, he just doesn't know how to educate the students.　　Well, teachers are also people. They are also part of this social group, and of course the teacher will not only teach you the knowledge of your textbook (not to mention it), but he will also help you understand your thoughts and values, and even if they are scripted, they are trivial;　　　　He must lay down the height and authority of the teacher, because not doing so means that you are prepared to deny them in some form of

Email area: newexpressQuestion: Dr. Wang Miao, a retired student from Tsinghua, scolded the United States for Chinese education and began to scold the United States... LOLMailing station: shuimu community (Tue Feb 12 23:59:09 2008), within the station Talent... laugh at me...Sender: CDR (readable and writable), email area: OverseasQuestion: How does Cornell feel)Mailing station: BBS untitled Space Station (Mon Feb 11 22:40:42 2008) Author: Wang Yin Ht

Lenovo education application instructions (version 7.6) -- Chapter 2nd first deployment of Lenovo education applicationChapter 2 initial deployment of Lenovo Education Applications Preparations before installation Before using the Lenovo education application solution, you must complete the following three steps: Step

Lenovo education application instructions (version 7.6) -- Chapter 1st features of Lenovo education application solution, section 7.6 application solution Chapter 2 features of Lenovo education application solution The Lenovo education application solution is designed and developed specifically for public data center

began to be confused, on the official website of Marco see next month there is face-to-head class, call the consulting teacher, asked, tuition can be loans and so on, asked about the employment situation, the registration fee handed over 1200, then directly to Marco. It was October 2016, I remember it correctly. After the name of the newspaper bought a bird brother's private food, watched a few days and play the game went, until the beginning of the school teacher let me choose the position, I