The 3n + 1 problem Problem Description Problems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In this problem you will be analyzing a property of an algorithm whose classificat…

The 3n + 1 problem Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 22148    Accepted Submission(s): 8276 Problem Description Problems in Computer Science are often classified as belonging to a c…

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1032 Problem Description Problems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In this problem you will be analyzing a property…

还以为要递归推一推的 结果暴力就过了 要注意 i,j 大小 #include <iostream> using namespace std; int a,b; long long cnt,n,ans; int main() { while(~scanf("%d%d",&a,&b)) { ans=; int p=a,q=b; if(p>q) swap(p,q); for(int i=p;i<=q;i++) { cnt=; n=i; ) { cnt+…

The 3n + 1 problem Problem Description Problems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In this problem you will be analyzing a property of an algorithm whose classificat…

Design T-Shirt Problem Description Soon after he decided to design a T-shirt for our Algorithm Board on Free-City BBS, XKA found that he was trapped by all kinds of suggestions from everyone on the board. It is indeed a mission-impossible to have eve…

Problem A: The 3n + 1 problem Time Limit: 1 Sec  Memory Limit: 64 MBSubmit: 14  Solved: 6[Submit][Status][Web Board] Description Consider the following algorithm to generate a sequence of numbers. Start with an integer n. If n is even, divide by 2. I…

题目来源:https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=3&page=show_problem&problem=36  The 3n + 1 problem  Background Problems in Computer Science are often classified as belonging to a certain class of problem…

The 3n + 1 problem Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 53927   Accepted: 17142 Description Problems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In th…

 The 3n + 1 problem  Background Problems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In this problem you will be analyzing a property of an algorithm whose classification is…

// The 3n+1 problem (3n+1 问题) // PC/UVa IDs: 110101/100, Popularity: A, Success rate: low Level: 1 // Verdict: Accepted // Submission Date: 2011-05-22 // UVa Run Time: 0.032s // // 版权所有(C)2011,邱秋.metaphysis # yeah dot net. // // [问题描述] // 考虑如下的序列生成算法…

本文档下载 题目: http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=36 1 The 3n + 1 problem Time limit: 3.000 seconds 2 注意 中间的计算结果会大于INT_MAX,所以应该使用long long 来存储n 输入的i,j,不一定i < j 3 分析 本体考查的是穷举法+DP,还有能否优化程…

 The 3n + 1 problem  Background Problems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In this problem you will be analyzing a property of an algorithm whose classification is…

100 - The 3n+1 problem (3n+1 问题) /* * 100 - The 3n+1 problem (3n+1 问题) * 作者 仪冰 * QQ 974817955 * * [问题描述] * 考虑如下的序列生成算法:从整数 n 开始,如果 n 是偶数,把它除以 2:如果 n 是奇数, * 把它乘 3 加1.用新得到的值重复上述步骤,直到 n = 1 时停止. * 例如,n = 22 时该算法生成的序列是: * 22,11,34,17,52,26,13,40,20,10,5,…

HDU 4974 A simple water problem pid=4974" target="_blank" style="">题目链接 签到题,非常easy贪心得到答案是(sum + 1) / 2和ai最大值的最大值 代码: #include <cstdio> #include <cstring> #include <algorithm> using namespace std; const int N =…

新手发帖,很多方面都是刚入门,有错误的地方请大家见谅,欢迎批评指正  The 3n + 1 problem  Background Problems in Computer Science are often classified as belonging to acertain class of problems (e.g., NP, Unsolvable, Recursive). In thisproblem you will be analyzing a property of an al…

HDU 5572 An Easy Physics Problem (计算几何) 题目链接http://acm.hdu.edu.cn/showproblem.php?pid=5572 Description On an infinite smooth table, there's a big round fixed cylinder and a little ball whose volume can be ignored. Currently the ball stands still at p…

The 3n + 1 problem Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 65536/32768K (Java/Other) Total Submission(s) : 32   Accepted Submission(s) : 15 Problem Description Problems in Computer Science are often classified as belonging to a certain…

The 3n + 1 problem Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 60496   Accepted: 19218 Description Problems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In th…

I - The 3n + 1 problem(2.4.2) Crawling in process... Crawling failed Time Limit:1000MS     Memory Limit:10000KB     64bit IO Format:%I64d & %I64u Submit Status Description Problems in Computer Science are often classified as belonging to a certain cl…

HDU 3861 The King's Problem 题目链接 题意:给定一个有向图,求最少划分成几个部分满足以下条件 互相可达的点必须分到一个集合 一个对点(u, v)必须至少有u可达v或者v可达u 一个点仅仅能分到一个集合 思路:先强连通缩点,然后二分图匹配求最小路径覆盖 代码: #include <cstdio> #include <cstring> #include <vector> #include <algorithm> #include &l…

1098: The 3n + 1 problem 时间限制: 1 Sec  内存限制: 64 MB 提交: 368  解决: 148 题目描述 Consider the following algorithm to generate a sequence of numbers. Start with an integer n. If n is even, divide by 2. If n is odd, multiply by 3 and add 1. Repeat this process…

Description Problems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In this problem you will be analyzing a property of an algorithm whose classification is not known for all po…

这是一道很坑爹的题,一定注意输入的两个数的大小,并且不能简单的交换,因为在最后的输出的时候还需要将原来的数按照原来的顺序和大小,这就是为什么还得开辟两个值得原因 Description Problems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In this problem you will be…

题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5349 MZL's simple problem Description A simple problemProblem DescriptionYou have a multiple set,and now there are three kinds of operations:1 x : add number x to set2 : delete the minimum number (if the…

1.链接地址: http://bailian.openjudge.cn/practice/1207/ http://poj.org/problem?id=1207 2.题目: 总时间限制: 1000ms 内存限制: 65536kB 描述 Problems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In…

Mr. Frog's Problem Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 312    Accepted Submission(s): 219 Problem Description One day, you, a clever boy, feel bored in your math class, and then fall…

A simple probability problem Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 43    Accepted Submission(s): 14 Problem Description Equally-spaced parallel lines lie on an infinite plane. The sep…

题目链接: POJ:id=3100" style="font-size:18px">http://poj.org/problem? id=3100 ZOJ:http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemId=1818 HDU:pid=2740">http://acm.hdu.edu.cn/showproblem.php?pid=2740 Description Given positive…

主题链接:http://acm.hdu.edu.cn/showproblem.php?pid=5055 Problem Description Recently, Bob has been thinking about a math problem. There are N Digits, each digit is between 0 and 9. You need to use this N Digits to constitute an Integer. This Integer need…