Problem F. Wiki with StringInput file: standard input Time limit: 1 secondOutput file: standard output Memory limit: 256 megabytes现在有一个字符串s, s中只包含数字字符0-9,现在需要输出一个子字符串k满足以下条件:条件1: k包含0-9中所有的数字字符:条件2:在所有符合要求的子字符串中, k的长度最小:条件3:如果存在多个满足条件1和条件2的子字符串,请输出字典…

Home Web Board ProblemSet Standing Status Statistics   Problem F: 求平均年龄 Problem F: 求平均年龄 Time Limit: 1 Sec  Memory Limit: 128 MBSubmit: 720  Solved: 394[Submit][Status][Web Board] Description 定义一个Persons类,用于保存若干个人的姓名(string类型)和年龄(int类型),定义其方法 void ad…

Problem F Funny Car Racing There is a funny car racing in a city with n junctions and m directed roads. The funny part is: each road is open and closed periodically. Each road is associate with two integers (a, b), that means the road will be open fo…

Problem F "Folding" Time Limit: 1 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/gym/100002 Description Bill is trying to compactly represent sequences of capital alphabetic characters from 'A' to 'Z' by folding repeating subsequences insid…

Problem F. Fibonacci SystemTime Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hust.edu.cn/vjudge/contest/view.action?cid=86821#problem/B Description Little John studies numeral systems. After learning all about fixed-base systems, he became inte…

Problem F: ExponentiationTime Limit: 1 Sec Memory Limit: 128 MBSubmit: 4 Solved: 2[Submit][Status][Web Board] [Edit] [TestData]DescriptionProblems involving the computation of exact values of very large magnitude and precision are common. For example…

Problem F: 合唱比赛开始了! Time Limit: 1 Sec  Memory Limit: 128 MBSubmit: 440  Solved: 201[Submit][Status][Web Board] Description 为迎接计算机科技文化节的到来,我院面向一年级学生举办了一场合唱比赛.邀请了若干位专家担任评委,并为每个参赛队评分.现在,请设计一个程序来展示这个比赛过程. 其中,类 Team描述了参赛队的信息,包括:专业名称.每个专家给该参赛队的评分以及最终得分等.类C…

abstract: V const & a 加速 F. Mirror 题意 链接 问题: 有n个人在y=0的平面上(及xoz平面).z=0平面上有一面镜子(边平行于坐标轴).z=a平面上有q个点(保证a大于所有人的z坐标). 所有人面朝镜子,且在镜子和q个点之间(即每个人的z坐标保证0<z<a). 问对于某个点,让所有人能够通过镜子看到那个点的镜子的最小面积. 题解 三维几何+镜像+凸包 首先考虑镜面,我们可以通过(初中科学的)镜面反射原理,关于z=0做出z=a的对称平面z=-a.问题…

题目链接:https://cn.vjudge.net/contest/245468#problem/F 大意:给你插座和电器的对应关系,有多个电器对应一个插座的情况,但是一个插座只能供一个电器使用,现在有一个转换头,能够将一个插座改成三个插头,问你最多能匹配多少个电器. 思路: HK(洪凯)的思路.先按照没有转换头的思路跑一下匈牙利算法.然后,遍历有多个电器对应一个插座的这种情况,再"加"上两个插座,不过加上的这两个插座,对应关系和你当前正在遍历的这个插座与灯泡的对应关系相同,然后再看…

题目: Problem F. Matrix GameInput file: standard inputOutput file: standard inputTime limit: 1 secondMemory limit: 256 mebibytesAlice and Bob are playing the next game. Both have same matrix N × M filled with digits from 0 to 9.Alice cuts the matrix ve…