随笔分类 -  contests

摘要：B. B - Refract Facts A submarine is using a communications laser to send a message to a jet cruising overhead. The sea surface is flat. The submarine 阅读全文

摘要：D - Garbage Disposal Description Enough is enough. Too many times it happened that Vasya forgot to dispose of garbage and his apartment stank afterwar 阅读全文

摘要：E(动态规划扔鸡蛋) 4554 BallsThe classic Two Glass Balls brain-teaser is often posed as:“Given two identical glass spheres, you would like to determine the lo 阅读全文

摘要：A - Complete the Word（暴力） Description ZS the Coder loves to read the dictionary. He thinks that a word is nice if there exists a substring (contiguous 阅读全文

摘要：A - A codeforces 714A Description Today an outstanding event is going to happen in the forest — hedgehog Filya will come to his old fried Sonya! Sonya 阅读全文

摘要：A - ACodeForces 1060A Description Let's call a string a phone number if it has length 11 and fits the pattern "8xxxxxxxxxx", where each "x" is replace 阅读全文

摘要：A - A 这题很巧妙啊，前两天刚好做过，而且就在博客里 Little C Loves 3 I time limit per test 1 second memory limit per test 256 megabytes input standard input output standard 阅读全文

摘要：A - A CodeForces - 1042A There are nn benches in the Berland Central park. It is known that aiai people are currently sitting on the ii-th bench. Anot 阅读全文

摘要：A.codeforces1038A You are given a string ss of length nn, which consists only of the first kk letters of the Latin alphabet. All letters in string ss  阅读全文

摘要：A - Turn the Rectangles CodeForces - 1008B There are nn rectangles in a row. You can either turn each rectangle by 9090 degrees or leave it as it is. 阅读全文