沐阳

摘要： 1556: 网址Time Limit: 1 SecMemory Limit: 128 MBSubmit: 16Solved: 4[Submit][Status][Web Board]Description我们平时上网总是需要输入网址的,可是,这里有一堆的字符串,请判断这是不是一个网址。网址的规则如下：1、网址由协议、域名、端口、路径和文件构成，一个网址的实例：http://openoj.awaysoft.com:80/JudgeOnline/index.html2、协议，以协议名+://构成，如1中的http://，这里限定使用ftp和http两种协议，这部分可以省略。3、域名由字母、数字、下 阅读全文

摘要： 不容易系列之(4)——考新郎Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 8373Accepted Submission(s): 3155Problem Description国庆期间,省城HZ刚刚举行了一场盛大的集体婚礼,为了使婚礼进行的丰富一些,司仪临时想出了有一个有意思的节目,叫做"考新郎",具体的操作是这样的:首先,给每位新娘打扮得几乎一模一样,并盖上大大的红盖头随机坐成一排;然后,让各位新郎寻找自己的新娘.每人只 阅读全文

摘要： 0 or 1Time Limit: 6000/2000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 966Accepted Submission(s): 199Problem DescriptionSolving problem is a interesting thing. Yifenfei like to slove different problem,because he think it is a way let him more intelligent. But as we 阅读全文

摘要： Let the Balloon RiseTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 30799Accepted Submission(s): 10110Problem DescriptionContest time again! How excited it is to see balloons floating around. But to tell you a secret, the judges' favorite time 阅读全文

摘要： The 3n + 1 problemTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 8771Accepted Submission(s): 3203Problem DescriptionProblems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In 阅读全文

摘要： 1551: ETime Limit: 1 SecMemory Limit: 128 MBSubmit: 28Solved: 4[Submit][Status][Web Board]DescriptionThe Royal Canadian Mint has commissioned a new series of designer coffee tables, with legs that are constructed from stacks of coins. Each table has four legs, each of which uses a different type of 阅读全文

摘要： 1105: Prime PathTime Limit: 1 SecMemory Limit: 128 MBSubmit: 2Solved: 2[Submit][Status][Web Board]DescriptionThe ministers of the cabinet were quite upset by the message from the Chief of Security stating that they would all have to change the four-digit room numbers on their offices. — It is a ma.. 阅读全文

摘要： Double QueueTime Limit: 1000MSMemory Limit: 65536KTotal Submissions: 4628Accepted: 2130DescriptionThe new founded Balkan Investment Group Bank (BIG-Bank) opened a new office in Bucharest, equipped with a modern computing environment provided by IBM Romania, and using modern information technologies. 阅读全文

摘要： HDU TodayTime Limit: 15000/5000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3581Accepted Submission(s): 855Problem Description经过锦囊相助，海东集团终于度过了危机，从此，HDU的发展就一直顺风顺水，到了2050年，集团已经相当规模了，据说进入了钱江肉丝经济开发区500强。这时候，XHD夫妇也退居了二线，并在风景秀美的诸暨市浬浦镇陶姚村买了个房子，开始安度晚年了。这样住了一段时间，徐总对当地的交通还是不太 阅读全文

摘要： DNA Sorting Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 854Accepted Submission(s): 442Problem DescriptionOne measure of ``unsortedness'' in a sequence is the number of pairs of entries that are out of order with respect to each other. 阅读全文