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RSS订阅原创 CodeForce Round 579 Div 3 D. Remove the Substring
D. Remove the SubstringProblemYou are given a string sss and a string ttt, both consisting only of lowercase Latin letters. It is guaranteed that ttt can be obtained from sss by removing some (possi...
2019-08-16 16:51:36
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原创 CodeForce Round 579 Div 3 C. Common Divisors
C. Common DivisorsProblemYou are given an array aaa consisting of nnn integers.Your task is to say the number of such positive integers xxx such that xxx divides each number from the array. In othe...
2019-08-14 15:47:43
294
原创 CodeForce Round 579 Div 3 B. Equal Rectangles
B. Equal RectanglesProblemYou are given 4×n4 \times n4×n sticks, the length of the ithi^{th}ith stick is aia_iai.You have to create nnn rectangles, each rectangle will consist of exactly 444 stick...
2019-08-14 15:46:51
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原创 CodeForce Round 579 Div 3 E. Boxers
E. BoxersProblemThere are nnn boxers, the weight of the ithi^{th}ith boxer is aia_iai. Each of them can change the weight by no more than 1 before the competition (the weight cannot become equal to...
2019-08-14 11:36:59
350
原创 CodeForce Round 579 Div 3 A. Circle of Students
A. Circle of StudentsProblemThere are nnn students standing in a circle in some order. The index of the ithi^{th}ith student is pip_ipi. It is guaranteed that all indices of students are distinct i...
2019-08-14 10:59:00
291
原创 CodeForce Round 578 Div 2 E. Compress Words
E. Compress WordsProblemAmugae has a sentence consisting of nnn words. He want to compress this sentence into one word. Amugae doesn’t like repetitions, so when he merges two words into one word, he...
2019-08-13 21:18:55
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原创 CodeForce Round 578 Div 2 D. White Lines
D. White LinesProblemGildong has bought a famous painting software cfpaint. The working screen of cfpaint is square-shaped consisting of nnn rows and nnn columns of square cells. The rows are number...
2019-08-12 22:45:38
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原创 HDOJ_Multi_school Day 2 T11 Keen On Everything But Triangle
title: HDOJ_Multi_school Day 2 T11date: 2019-07-28 12:40:00tags: [HDOJ_Multi_chool,solved,done]mathjax: truetoc: true这题主要是对主席树的考察需要的知识：线段树（Segment Tree）权值线段树，主席树，斐波那契数列（Fibonacci sequence）...
2019-08-12 14:57:09
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原创 CodeForce Round 578 Div 2 C. Round Corridor
C. Round CorridorProblemAmugae is in a very large round corridor. The corridor consists of two areas. The inner area is equally divided by nnn sectors, and the outer area is equally divided by mmm s...
2019-08-12 14:49:18
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原创 CodeForce Round 578 Div 2 B. Block Adventure
B. Block AdventureProblemGildong is playing a video game called Block Adventure. In Block Adventure, there are n columns of blocks in a row, and the columns are numbered from 111 to nnn. All blocks ...
2019-08-12 11:04:57
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原创 CodeForce Round 578 Div 2 A.Hotelier
A. HotelierProblemAmugae has a hotel consisting of 101010 rooms. The rooms are numbered from 000 to 999 from left to right.The hotel has two entrances — one from the left end, and another from the ...
2019-08-12 11:04:04
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原创 关于逆元
逆元先来看逆元是啥在计算机里面为了存储数据于是我们定义了 int long int long long int long longlong int…还有小数float double long double但是都是有精度范围 因此催生出了 大整数加减乘除的题目 和 逆元大整数的题目比较入门，也是通过手动模拟就可以实现逆元也比较入门 ， 只是需要一点点基础知识（费马小定理（快速...
2019-08-07 09:46:34
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原创 个人博客的搭建
用Hexo在GitHub上搭建博客快乐的搭建博客在他人博客的指导下，我成功的通过用Hexo在GitHub上搭建了属于自己的博客创建博客的意义在于体验创建网页和维护前端的乐趣记录学习道路上的点点滴滴在此感谢给予我参考的博客 ：教你免费搭建个人博客，Hexo&GithubHexo博客 新手安装及使用教程hexo主题————优雅的浏览另外，如果想的话，就来看看我自己参照上面搭...
2019-08-07 09:34:15
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原创 杭电入门题 八个 A+B
一不小心就过了一周了，这个星期只是快乐的摸鱼划水啥也没学会，啥也听不懂自暴自弃.jpjg现在说就练了八个A+B没人骂我吧（逃八个A+B11.1/**@Author: ChenShou*@Language: C++*/#include <bits/stdc++.h>#include<iostream>#include<algorithm&...
2019-07-16 13:04:16
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原创 CodeForces - 1062B——————硬核の暴力
硬核の暴力Math --CodeForces - 1062B题目链接 [link](https://codeforces.com/contest/1088/problem/C)Math --CodeForces - 1062B题目链接 linkC. Ehab and a 2-operation tasktime limit per test：1 secondmemory l...
2018-12-11 18:21:18
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