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A. Circle Metro【模拟】题意：有一个从1到n的环，一个人甲从某一点a顺时针旋转，到x点结束；另一个人乙从某一点b逆时针旋转，到y点结束。询问两个人是否存在某一时刻处于同一点。#include<iostream>#include<cstring>#include<cstdio>#include<algorithm>#inclu...

A - Relic Discovery Recently, paleoanthropologists have found historical remains on an island in the Atlantic Ocean. The most inspiring thing is that they excavated in a magnificent cave and found th

Little Ruins is a studious boy, recently he learned the four operations! Now he want to use four operations to generate a number, he takes a string which only contains digits ‘1’ - ‘9’, and split it in

Ruins is driving a car to participating in a programming contest. As on a very tight schedule, he will drive the car without any slow down, so the speed of the car is non-decrease real number. Of cours

ArcSoft, Inc. is a leading global professional computer photography and computer vision technology company. There are NN working blocks in ArcSoft company, which form a straight line. The CEO of ArcSof

B. Divisiblity of Differences time limit per test1 second memory limit per test512 megabytes inputstandard input outputstandard output You are given a multiset of n integers. You should select exa

Problem M：数字旋转 时间限制：1000ms 内存限制：256MB 描述 给出��个数字，对于每个数字，都可以进行一定次数的左旋转操作。如123−> 231−> 312−> 123, 1000−> 0001−> 0010−> 0100−> 1000。 ��个数最多允许旋转的次数总共为��次（不要求恰好旋转��次）。问进行旋转后，��个 数字的和最大是多少。 输入 第一行输

ZUFE OJ 2229-2239 源自浙江财经大学信息学院2014年院赛 其中在某些基础点上也会被卡住些许时间，在此记录并向当年的出题先生致敬！A：问题 A: 黑鸡打BOSS题目描述今天，黑鸡决定去单挑纳什男爵。由于黑鸡和提莫一样萌，所以他与提莫有一些共性，也就是黑鸡也会造成毒属性伤害。这里我们把黑鸡与男爵的战斗规则简单介绍一下。黑鸡具有a的固定攻击，b的毒属性伤害，当然黑鸡由于装备比较好，

time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output Snark and Philip are preparing the problemset for the upcoming pre-qualification round for

time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output As technologies develop, manufacturers are making the process of unlocking a phone as user-

time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output Have you ever tried to explain to the coordinator, why it is eight hours to the contest and

那句话怎么说的来着，打了星还垫底是最尴尬的= = 虽然没打星… 现场只做出了6个题，走的时候连账号都没拿，借了同学的账号赛后清了其余三道1006 1007 1008。1006读错题，就算是没读错，由于之前的一个类似的题没清是该反思反思了！1007寻思打完1008回来接手1008最后一小时都在攻这个题，居然被一个&卡住了，哎…居然能把“与”和”同或”当成一个东西1003和1009犯了低级错误。

2017年程序设计院赛题解A. 祝大家院赛取得好成绩分支结构时间复杂度 O(1)O(1)分析： 用条件语句分类讨论。#include<iostream>using namespace std;int main(){ int T, N; cin >> T; while (T--) { cin >> N; if (N > 0) c

A - C*++ Calculations CodeForces - 39A C*++ language is quite similar to C++. The similarity manifests itself in the fact that the programs written in C*++ sometimes behave unpredictably and lead to...

C. A Tale of Two Lands【分类讨论+二分】计算满足P=min(∣x−y∣,∣x+y∣);P=min(|x-y|,|x+y|);P=min(∣x−y∣,∣x+y∣); Q=max(∣x−y∣,∣x+y∣);Q=max(|x-y|,|x+y|);Q=max(∣x−y∣,∣x+y∣);[∣x∣,∣y∣]⊆[P,Q][|x|,|y|]\subseteq[P,Q][∣x∣,∣y∣]...

A 托米的赌球【贪心】 模拟，从最大的钱数直接贪心来。#include&amp;lt;bits/stdc++.h&amp;gt;using namespace std;#define ll long long intll a[15]={10000,5000,2000,1000,500,200,100,50,20,10,5,2,1};ll vis[15];int main(){ int ...

前情提要： B题的结论到目前为止还没能推出来。 赛时七题，赛后补了C、E。A 无关(relationship)容斥原理dfs实现，注意剪枝否则爆long long#include &lt;iostream&gt;#include &lt;stdio.h&gt;#include &lt;string.h&gt;#include &lt;algorithm&gt;#inc...

A.Nias and Tug-of-War#include &lt;iostream&gt;#include &lt;string.h&gt;#include &lt;stdio.h&gt;#include &lt;algorithm&gt;#include &lt;cmath&gt;using namespace std;const int maxn = 111;stru...

A.Best Friend Forever B.Card Game(Second Edition)#include &lt;iostream&gt;#include &lt;stdio.h&gt;#include &lt;string.h&gt;#include &lt;algorithm&gt;#include &lt;cmath&gt;using namespace st...

A.Super Mobile Charger 小模拟，用充电宝给手机充电。#include &lt;iostream&gt;#include &lt;stdio.h&gt;#include &lt;algorithm&gt;using namespace std;int a[123];int main(){ int T; scanf("%d",&amp;T)...

A Beauty of Trees 扩展并查集解决，有一道非常相似的题目 HDU 3038 #include&lt;iostream&gt;#include&lt;cstring&gt;#include&lt;cstdio&gt;#include&lt;algorithm&gt;#include&lt;string&gt;#include&lt;map&gt;#inclu...

https://www.nowcoder.com/acm/contest/118/F https://www.nowcoder.com/acm/contest/118/IF：直接更新全图，DFS搜索处理就好了。#include&lt;iostream&gt;#include&lt;stdio.h&gt;#include&lt;queue&gt;#include&lt;vecto...

A Julyed 答案每一个数对后面整除，若不能整除，答案为整除+1。#include&lt;iostream&gt;#include&lt;stdio.h&gt;using namespace std;int main(){ int t; cin&gt;&gt;t; while(t--){ double a,b; ci...

A - Homework CodeForces - 101A Once when Gerald studied in the first year at school, his teacher gave the class the following homework. She offered the students a string consisting of n small Latin ...

Problem DescriptionThere are tons of problems about integer multiples. Despite the fact that the topic is not original, the content is highly challenging. That’s why we call it “Yet Another Multiple Pr

Font Size: ← →Problem DescriptionProf. Tigris is the head of an archaeological team who is currently in charge of an excavation in a site of ancient relics. This site contains relics of a village wher

Given two positive integers a and b,find suitable X and Y to meet the conditions: X+Y=a Least Com

HDU 5971 Nowadays, at least one wrestling match is held every year in our country. There are a lot of people in the game is “good player”, the rest is “bad player”. Now, Xiao Ming is referee of the wr

aaah Time Limit: 1 Sec Memory Limit: 128 MB Submit: 22 Solved: 11 [Submit][Status][Discuss] DescriptionJon Marius shouted too much at the recent Justin Bieber concert, and now needs to go to the

Description光明大厦的管理者发现员工下班后经常不关灯，造成极大的浪费。为了节约用电，大厦引进了一个叫做TLS的新仪器，该仪器能够准确显示每个楼层各个房间灯的开关状态。TLS的液晶显示屏宽度有限，所以TLS显示屏只用来显示十进制数，不显示二进制数。例如：大厦的某一层有4个房间。第 1、4 房间亮灯，第 2、3 房间灯没有开。则用二进制表示为1001，但是在TLS液晶显示屏为 9。现在你能帮助

Northcott GameTime Limit: 1 Sec Memory Limit: 128 MB Submit: 32 Solved: 13 [Submit][Status][Discuss] DescriptionTom和Jerry正在玩一种Northcott游戏，可是Tom老是输，因此他怀疑这个游戏是不是有某种必胜策略，郁闷的Tom现在向你求救了，你能帮帮他么？ 游戏规则是这

Description贺大和他的朋友们参加一个户外训练营。训练营的项目包括爬雪山、冬泳、孤岛生存、蹦极、跳伞等极限活动。训练营规定每天淘汰表现最差的一个人。最差人选由参加活动的营员们投票决定。最后剩下的一个人将获得训练营提供的500万大奖。贺大和他的朋友们不想因为投票伤害彼此的友谊，于是他们决定通过做游戏来决定每天出局的人选。游戏规则是这样的：将贺大和他的朋友们 n个人进行编号，分别从1到n，排成一

time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output Harry Potter is on a mission to destroy You-Know-Who’s Horcruxes. The first Horcrux that he

time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output Professor Dumbledore is helping Harry destroy the Horcruxes. He went to Gaunt Shack as he s

time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output Dr. Evil kidnapped Mahmoud and Ehab in the evil land because of their performance in the Ev

time limit per test1 second memory limit per test256 megabytes inputstandard input outputstandard output Let quasi-palindromic number be such number that adding some leading zeros (possible none) t

In a highly developed alien society, the habitats are almost infinite dimensional space. In the history of this planet,there is an old puzzle. You have a line segment with x units’ length represent

We have a special convex that all points have the same distance to origin point. As you know we can get N segments after linking the origin point and the points on the convex. We can also get N angle

As is known to all,the ASCII of character ‘a’ is 97. Now,find out how many character ‘a’ in a group of given numbers. Please note that the numbers here are given by 32 bits’ integers in the computer.Th

Font Size: ← →Problem DescriptionLazyChild is a lazy child who likes candy very much. Despite being very young, he has two large candy boxes, each contains n candies initially. Everyday he chooses one