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传送门 The Enterprise has encountered a planet that at one point had been inhabited. The only remnant from the prior civilization is a set of texts that was found. Using a small set of keywords found in various different languages, the Enterprise team i…
UVALive - 4108 SKYLINE Time Limit: 3000MS     64bit IO Format: %lld & %llu Submit Status uDebug Description   The skyline of Singapore as viewed from the Marina Promenade (shown on the left) is one of the iconic scenes of Singapore. Country X would a…
UVALive - 3942 Remember the Word A potentiometer, or potmeter for short, is an electronic device with a variable electric resistance. It has two terminals and some kind of control mechanism (often a dial, a wheel or a slide) with which the resistance…
UVALive - 3942 Remember the Word Neal is very curious about combinatorial problems, and now here comes a problem about words. Know- ing that Ray has a photographic memory and this may not trouble him, Neal gives it to Jiejie. Since Jiejie can’t remem…
2014/8/1 12:24:21潘加宇 http://www.umlchina.com/News/Content/340.htmPloP大会2014即将举行 PLoP(Pattern Languages of Programs,程序设计的模式语言) 会议由Hillside Group主办,是软件模式领域最重要的会议.第一届会议于1994年举办,2014年是第21届,将于9月14-17日在Allerton Park举行. 说起模式,被人提起最多的是GoF的23个模式,甚至很多人误解模式就是GoF…
More descriptive way to declare and use a method in programming languages At present, in most programming language, a method is declared in few parts: keyword, method name, method parameters and return type etc. E.g. function int add(int a, int b) \\…
目录 . 漏洞描述 . 漏洞触发条件 . 漏洞影响范围 . 漏洞代码分析 . 防御方法 . 攻防思考 1. 漏洞描述 对于很多CMS网站来说,它们都需要保存很多的网站META信息,最常用的最佳实践是以变量声明的形式保存在.php文件中,在需要的时候直接include进来,PHP File Loader会自动将引入文件中的变量注册到当前的代码空间中,供其他的代码直接引用.例如 . phpmyadmin使用config/config.inc.php保存phpmyadmin的配置信息:phpmyadm…
题目传送门 /* 题意:本来有n个雕塑,等间距的分布在圆周上,现在多了m个雕塑,问一共要移动多少距离: 思维题:认为一个雕塑不动,视为坐标0,其他点向最近的点移动,四舍五入判断,比例最后乘会10000即为距离: 详细解释:http://www.cnblogs.com/zywscq/p/4268556.html */ #include <cstdio> #include <iostream> #include <algorithm> #include <cmath&…
Computer Science An Overview _J. Glenn Brookshear _11th Edition A subset of the imperative programming languages is the collection of languages known as scripting languages. These languages are typically used to perform administrative tasks rather th…
题目链接:https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=4156 题目拷贝难度大我就不复制了. 题目大意:维护一个字符串,要求支持插入.删除操作,还有输出第 i 次操作后的某个子串.强制在线. 思路1:使用可持久化treap可破,详细可见CLJ的<可持久化数据结构的研究>. 思路2:rope大法好,详见:http…