随笔分类 -  Codeforce

Codeforces Round #640 (Div. 4)
摘要：还想着Div 4 能不能ak一下，看来还是菜了。。。 A. Sum of Round Numbers 题目大意 题目意思大概就是给你一个数，把它分解成各个 $n \times 10^x$ 相加。 思路 对10求余，分别乘以$10^x \; x \geq 0$，计数共有几个就行了。 代码 阅读全文
posted @ 2020-05-10 11:20 ChenShou 阅读(440) 评论(0) 推荐(0)
CodeForce Testing Round #16 (Unrated)
摘要：不知道是人数的原因还是什么，这个比赛的体验超级棒 A.A+B (Trial Problem) 这就是基础的A+B，没啥好水的 阅读全文
posted @ 2020-05-07 23:12 ChenShou 阅读(296) 评论(0) 推荐(0)
Codeforces Round #639 (Div. 2)ABC
摘要：Mike收了10W $ , 结果把CF负优化了..... A . Puzzle Pieces 签到签到，一眼看出一行/一列/2 2才可能 DEF等等会补的，今天心态崩了 D.Monopole Magnets 比较经典的DFS， 稍微理顺一点磁铁放置的规则（思维混乱，写的150+行像一坨屎就不放代码了 阅读全文
posted @ 2020-05-07 01:16 ChenShou 阅读(386) 评论(0) 推荐(1)
CodeForce Round 578 Div 2 E. Compress Words
摘要："E. Compress Words" Problem Amugae has a sentence consisting of $n$ words. He want to compress this sentence into one word. Amugae doesn't like repeti 阅读全文
posted @ 2019-08-15 09:44 ChenShou 阅读(453) 评论(0) 推荐(0)
CodeForce Round 578 Div 2 D. White Lines
摘要：D. "White Lines" Problem Gildong has bought a famous painting software cfpaint. The working screen of cfpaint is square shaped consisting of $n$ rows 阅读全文
posted @ 2019-08-15 09:43 ChenShou 阅读(2734) 评论(0) 推荐(0)
CodeForce Round 578 Div 2 C. Round Corridor
摘要："C. Round Corridor" Problem Amugae is in a very large round corridor. The corridor consists of two areas. The inner area is equally divided by $n$ sec 阅读全文
posted @ 2019-08-15 09:40 ChenShou 阅读(351) 评论(0) 推荐(0)
Codeforce Round 578 Div. 2 B. Block Adventure
摘要："B. Block Adventure" Problem Gildong is playing a video game called Block Adventure. In Block Adventure, there are n columns of blocks in a row, and t 阅读全文
posted @ 2019-08-15 09:39 ChenShou 阅读(405) 评论(0) 推荐(0)
Codeforce Round 578 Div. 2 A. Hotelier
摘要："A. Hotelier" Problem Amugae has a hotel consisting of $10$ rooms. The rooms are numbered from $0$ to $9$ from left to right. The hotel has two entran 阅读全文
posted @ 2019-08-15 09:38 ChenShou 阅读(568) 评论(0) 推荐(0)
Codeforces Round #554 (Div. 2) 1152C. Neko does Maths
摘要：学了这么久，来打一次CF看看自己学的怎么样吧 too young too simple 1152C. Neko does Maths 题目链接："https://codeforces.com/contest/1152/problem/C" 题目大意：给你两个数a，b，现在要你找出一个数k使得（a+k 阅读全文
posted @ 2019-06-29 18:10 ChenShou 阅读(215) 评论(0) 推荐(0)
Codeforces Round #554 (Div. 2) 1152B. Neko Performs Cat Furrier Transform
摘要：学了这么久，来打一次CF看看自己学的怎么样吧 too young too simple 1152B. Neko Performs Cat Furrier Transform 题目链接："https://codeforces.com/contest/1152/problem/B" 题目大意：将数字经过 阅读全文
posted @ 2019-04-27 14:36 ChenShou 阅读(375) 评论(0) 推荐(0)
Codeforces Round #554 (Div. 2) 1152A - Neko Finds Grapes
摘要：学了这么久，来打一次CF看看自己学的怎么样吧 too young too simple 1152A Neko Finds Grapes 题目链接："https://codeforces.com/contest/1152/problem/A" 题目大意：一堆宝箱和钥匙，一个钥匙开一个宝箱，每个宝箱只能 阅读全文
posted @ 2019-04-25 13:20 ChenShou 阅读(244) 评论(0) 推荐(0)