随笔分类 -  Codeforces

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摘要:C. Messenger in MAC In the new messenger for the students of the Master's Assistance Center, Keftemerum, an update is planned, in which developers wan 阅读全文
posted @ 2024-03-06 16:32 onlyblues 阅读(70) 评论(6) 推荐(1) 编辑
摘要:D. Pinball There is a one-dimensional grid of length n. The i-th cell of the grid contains a character si, which is either '<' or '>'. When a p 阅读全文
posted @ 2024-03-01 16:20 onlyblues 阅读(12) 评论(0) 推荐(0) 编辑
摘要:C. Sasha and Array Sasha has an array of integers a1,a2,,an. You have to perform m queries. There might be queries of two types: 1 l 阅读全文
posted @ 2024-02-27 21:10 onlyblues 阅读(12) 评论(0) 推荐(0) 编辑
摘要:G. Moving Platforms There is a game where you need to move through a labyrinth. The labyrinth consists of n platforms, connected by m passages. Ea 阅读全文
posted @ 2024-02-20 13:11 onlyblues 阅读(41) 评论(0) 推荐(0) 编辑
摘要:D. Sasha and a Walk in the City Sasha wants to take a walk with his girlfriend in the city. The city consists of n intersections, numbered from 1 阅读全文
posted @ 2024-02-16 18:28 onlyblues 阅读(158) 评论(1) 推荐(1) 编辑
摘要:G. One-Dimensional Puzzle You have a one-dimensional puzzle, all the elements of which need to be put in one row, connecting with each other. All the 阅读全文
posted @ 2024-02-14 20:19 onlyblues 阅读(76) 评论(1) 推荐(1) 编辑
摘要:D. Lonely Mountain Dungeons Once, the people, elves, dwarves, and other inhabitants of Middle-earth gathered to reclaim the treasures stolen from them 阅读全文
posted @ 2024-02-13 20:33 onlyblues 阅读(43) 评论(0) 推荐(0) 编辑
摘要:E. Space Harbour There are n points numbered 1 to n on a straight line. Initially, there are m harbours. The i-th harbour is at point Xi 阅读全文
posted @ 2024-02-13 12:59 onlyblues 阅读(19) 评论(0) 推荐(0) 编辑
摘要:E. Klever Permutation You are given two integers n and k (kn), where k is even. A permutation of length n is an array consisting of n 阅读全文
posted @ 2024-02-10 12:07 onlyblues 阅读(59) 评论(0) 推荐(0) 编辑
摘要:G. Paint Charges A horizontal grid strip of n cells is given. In the i-th cell, there is a paint charge of size ai. This charge can be: either 阅读全文
posted @ 2024-02-09 19:14 onlyblues 阅读(84) 评论(0) 推荐(0) 编辑
摘要:C. Did We Get Everything Covered? You are given two integers n and k along with a string s. Your task is to check whether all possible strings o 阅读全文
posted @ 2024-02-03 17:15 onlyblues 阅读(36) 评论(0) 推荐(0) 编辑
摘要:D. Good Trip There are n children in a class, m pairs among them are friends. The i-th pair who are friends have a friendship value of fi. Th 阅读全文
posted @ 2024-02-03 14:22 onlyblues 阅读(18) 评论(0) 推荐(0) 编辑
摘要:D. Blocking Elements You are given an array of numbers a1,a2,,an. Your task is to block some elements of the array in order to minimize 阅读全文
posted @ 2024-01-31 19:15 onlyblues 阅读(29) 评论(0) 推荐(0) 编辑
摘要:G. Mischievous Shooter Once the mischievous and wayward shooter named Shel found himself on a rectangular field of size n×m, divided into uni 阅读全文
posted @ 2024-01-24 21:46 onlyblues 阅读(42) 评论(0) 推荐(0) 编辑
摘要:F1. Smooth Sailing (Easy Version) The only difference between the two versions of this problem is the constraint on q. You can make hacks only if bo 阅读全文
posted @ 2024-01-23 18:53 onlyblues 阅读(9) 评论(0) 推荐(0) 编辑
摘要:D. Array Repetition Jayden has an array a which is initially empty. There are n operations of two types he must perform in the given order. Jayden 阅读全文
posted @ 2024-01-19 21:17 onlyblues 阅读(12) 评论(0) 推荐(0) 编辑
摘要:F. Sum of Progression You are given an array a of n numbers. There are also q queries of the form s,d,k. For each query q, find the sum of 阅读全文
posted @ 2024-01-16 23:48 onlyblues 阅读(74) 评论(0) 推荐(0) 编辑
摘要:E. Happy Life in University Egor and his friend Arseniy are finishing school this year and will soon enter university. And since they are very respons 阅读全文
posted @ 2024-01-14 00:59 onlyblues 阅读(5) 评论(0) 推荐(0) 编辑
摘要:G. Bicycles All of Slavic's friends are planning to travel from the place where they live to a party using their bikes. And they all have a bike excep 阅读全文
posted @ 2023-12-29 16:07 onlyblues 阅读(128) 评论(0) 推荐(0) 编辑
摘要:E2. Game with Marbles (Hard Version) The easy and hard versions of this problem differ only in the constraints on the number of test cases and n. In 阅读全文
posted @ 2023-12-28 21:18 onlyblues 阅读(70) 评论(0) 推荐(0) 编辑

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