The end of other For language training our Robots want to learn about suffixes. In this task, you are given a set of words in lower case. Check whether there is a pair of words, such that one word is the end of another (a suffix of another). For exam…

The end of other For language training our Robots want to learn about suffixes. In this task, you are given a set of words in lower case. Check whether there is a pair of words, such that one word is the end of another (a suffix of another). For exam…

前言: 开始打CTF,掌握一些新的姿势与知识. 这里我选择的平台是Wechall.这里从简单到难 WP部分: Training: Get SourcedAnswer: 查看网页源代码 Training: Stegano IAnswer 这里有张图片,下载.用十六进制打开获得password Training: Crypto - Caesar IAnswer 题目提示凯撒密码加密.这里感谢一下群里某位师傅发的进制转换器.很好用 Training: WWW-Robots (HTTP, Trainin…

今天开始打一打wechall 累了打wechall,不累的时候开始打buu 第一题:Get Sourced 查看源代码即可,拉到底部 第二题:Stegano 属于misc的范畴,直接下载下来,然后notepad++查看,在最后有一个passwd:steganoI 直接丢上去提交即可 第三题: Crypto - Caesar 凯撒密码,位移一位 是英文,is后面那一串就是密码 第四题:WWW-Robots 根据提示,直接http://www.wechall.net/robots.txt 然后读取之…

Teaching Robots to Draw 教会机器人画画https://h2r.cs.brown.edu/wp-content/uploads/kotani19.pdf Atsunobu Kotani and Stefanie Tellex In this paper, we introduce an approach which enables manipulator robots to write handwritten characters or line drawings. Giv…

In this little training challenge, you are going to learn about the Robots_exclusion_standard.The robots.txt file is used by web crawlers to check if they are allowed to crawl and index your website or only parts of it.Sometimes these files reveal th…

Area of Mushroom Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 2390    Accepted Submission(s): 578 Problem Description Teacher Mai has a kingdom with the infinite area. He has n students guard…

2016 Multi-University Training Contest 1 2016 Multi-University Training Contest 2 2016 Multi-University Training Contest 3 2016 Multi-University Training Contest 4 2016 Multi-University Training Contest 5 2016 Multi-University Training Contest 6…

Differencia Time Limit: 10000/10000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 601    Accepted Submission(s): 173 Problem Description Professor Zhang has two sequences a1,a2,...,an and b1,b2,...,bn. He wants to…

Rigid Frameworks Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 337    Accepted Submission(s): 273 Problem Description Erik Demaine is a Professor in Computer Science at the Massachusetts Insti…