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,…

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 (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…

 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…

uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=36 预处理,RMQ求区间最大值. 代码如下: #include <cstdio> #include <iostream> #include <cstring> #include <algorithm> #include <cmath> using…

参考:https://blog.csdn.net/metaphysis/article/details/6431937 #include <iostream> #include <cstdio> #include <cstring> using namespace std; typedef long long ll; ll a,b; ll length(ll x) { ll l=; ) { ==) { x=*x+; } else { x=x/; } l++; } ret…

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…

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…

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…