2018-03-03 http://codeforces.com/problemset/problem/939/C C. Convenient For Everybody time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output In distant future on Earth day lasts for n hours and t…

Spring Boot Reference Guide Authors Phillip Webb, Dave Syer, Josh Long, Stéphane Nicoll, Rob Winch, Andy Wilkinson, Marcel Overdijk, Christian Dupuis, Sébastien Deleuze, Michael Simons, VedranPavić, Jay Bryant 2.0.0.BUILD-SNAPSHOT Copyright © 2012-20…

C. Convenient For Everybody time limit per test2 seconds memory limit per test256 megabytes Problem Description In distant future on Earth day lasts for n hours and that's why there are n timezones. Local times in adjacent timezones differ by one hou…

A. Winner time limit per test:1 second memory limit per test:64 megabytes input:standard input output:standard output The winner of the card game popular in Berland "Berlogging" is determined according to the following rules. If at the end of th…

When registering in a social network, users are allowed to create their own convenient login to make it easier to share contacts, print it on business cards, etc. Login is an arbitrary sequence of lower and uppercase latin letters, digits and underli…

A. Help Farmer 题目连接: http://www.codeforces.com/contest/142/problem/A Description Once upon a time in the Kingdom of Far Far Away lived Sam the Farmer. Sam had a cow named Dawn and he was deeply attached to her. Sam would spend the whole summer stocki…

地址:http://codeforces.com/contest/811/problem/D 题目: D. Vladik and Favorite Game time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output This is an interactive problem. Vladik has favorite game, in…

C. Commentator problem 题目连接: http://www.codeforces.com/contest/2/problem/C Description The Olympic Games in Bercouver are in full swing now. Here everyone has their own objectives: sportsmen compete for medals, and sport commentators compete for more…

上一次我们拿学校的URP做了个小小的demo.... 其实我们还可以把每个学生的证件照爬下来做成一个证件照校花校草评比 另外也可以写一个物理实验自动选课... 但是出于多种原因,,还是绕开这些敏感话题.. 今天,我们来扒一下cf的题面! PS:本代码不是我原创 1. 必要的分析 1.1 页面的获取 一般情况CF的每一个 contest 是这样的: 对应的URL是:http://codeforces.com/contest/xxx 还有一个Complete problemset页面,它是这样的:…

http://codeforces.com/contest/738/problem/D Galya is playing one-dimensional Sea Battle on a 1 × n grid. In this game a ships are placed on the grid. Each of the ships consists of bconsecutive cells. No cell can be part of two ships, however, the shi…