Problem Statement      Let's say you have a binary string such as the following: 011100011 One way to encrypt this string is to add to each digit the sum of its adjacent digits. For example, the above string would become: 123210122 In particular, if…

Problem Statement   Let's say you have a binary string such as the following: 011100011 One way to encrypt this string is to add to each digit the sum of its adjacent digits. For example, the above string would become: 123210122 In particular, if P i…

kawigiEdit插件可以提高 TopCoder编译,提交效率,可以管理保存每次SRM的代码. kawigiEdit下载地址:http://code.google.com/p/kawigiedit/downloads/list 我用C++,以后设置是设置C++的,其他的类似. 一.添加kawigiEdit插件. 1. 打开TC客户端–Option–Editor 2. 点击Add,在弹出的 Name填写插件名称,随便写个: EntryPoint: 写 kawigi.KawigiEdit (不可更…

今天第一次做topcoder,没有比赛,所以找的最新一期的SRM练习,做了第一道题. 题目大意是说 给一个数字字符串,任意交换两位,使数字变为最小,不能有前导0. 看到题目以后,先想到的找规律,发现要从后向前找数字串中最小的数,放在数字串中尽可能靠前的位置,数字最小.用这个贪心.找规律的方法,写代码,然后提交测试. 但最后,写出的代码不能过几组数据,感觉边界的数据非常容易考虑不周而出错,比如第一个数字是否为最小,数字串中是否有零等. 看了其他人的代码(http://www.cnblogs.com…

TopCoder                        250                              500                                         1000                                589 div2 简单题 简单的分析题! //非常好的DP!硬币反转!待补 590 div2 简单题!模拟五子棋判断 简单搜索,模拟围棋!  蛮好的DP!递推!掌握技巧! 591 div2 简单题 简单题,暴力…

本文写于9月初,是利用Topcoder准备应聘时的机试环节临时补习的C++的一部分内容.签约之后,没有再进行练习,此文暂告一段落. 换句话说,就是本文太监了,一直做草稿看着别扭,删掉又觉得可惜,索性发布掉. 字符串string基本操作 1.用stringstream控制流,格式化输出 //SRM144 D2L1 #include <sstream> ... string res; /* .. .*/ stringstream ss; ss<<h<<":&quo…

在TopCoder下载好luncher,网址:https://www.topcoder.com/community/competitive%20programming/ 选择launch web arena 或者选择 launch applet arena(一般选择这个,这个会下载类似于客户端的软件到电脑,苹果和windows都可以),文件是一个.jnlp类型的文件. 然后会提示安装最新的java jre 按照提示安装即可. 如果遇到不满足java 安全级别失败的问题,请打开Java控制面板 在…

body { font-family: Monospaced; font-size: 12pt } pre { font-family: Monospaced; font-size: 12pt } Problem Statement      You have an array with N elements. Initially, each element is 0. You can perform the following operations: Increment operation:…

周赛时遇到的一道比较有意思的题目: Problem Statement      There are N rooms in Maki's new house. The rooms are numbered from 0 to N-1. Some pairs of rooms are connected by bidirectional passages. The passages have the topology of a tree. That is, there are exactly N-…

 第一次做TC,不太习惯,各种调试,只做了一题...... Problem Statement     Fox Ciel is going to play Gomoku with her friend Fox Jiro. Ciel plays better, so before they start she allowed Jiro to put some of his pieces on the board. You are given a vector <string> board tha…