摘要： 《Registration system》A new e-mail service "Berlandesk" is going to be opened in Berland in the near future. The site administration wants to launch their project as soon as possible, that's why they ask you to help. You're suggested to implement the prototype of site registration s 阅读全文

摘要： 《Triangle》Description：Johnny has a younger sister Anne, who is very clever and smart. As she came home from the kindergarten, she told his brother about the task that her kindergartener asked her to solve. The task was just to construct a triangle out of four sticks of different colours. Naturally, 阅读全文

摘要： 这是第二次参加的网络比赛，虽然是内部的，但也体会了一把比赛的感觉；题目比上次简单多了，会做的也不少，现在把其中我做的问题拿出来分析一下：A. 《Watermelon》time limit per test1 second memory limit per test64 megabytesinputstandard inputoutputstandard outputOne hot summer day Pete and his friend Billy decided to buy a watermelon. They chose the biggest and the ripest ... 阅读全文