hdu 2964 Prime Bases（简单数学题）

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UVALive 4225 / HDU 2964 Prime Bases 贪心

Prime Bases Problem Description Given any integer base b >= 2, it is well known that every positive integer n can be uniquely represented in base b. That is, we can write n = a0 + a1*b + a2*b*b + a3*b*b*b + ... where the coefficients a0, a1, a2, a3,…

hdu 2964 Prime Bases（简单数学题）

按照题意的要求逐渐求解: #include<stdio.h> #include<string.h> #include<algorithm> using namespace std; ]={,,,,,,,,}; ][]={","2*3","2*3*5","2*3*5*7","2*3*5*7*11","2*3*5*7*11*13", "2*3*5*7*11…

HDU 6467 简单数学题【递推公式 && O(1)优化乘法】（广东工业大学第十四届程序设计竞赛）

传送门:http://acm.hdu.edu.cn/showproblem.php?pid=6467 简单数学题 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 308 Accepted Submission(s): 150 Problem Description 已知 F(n)=∑i=1n(i×∑j=inCij) 求 F(n) m…

HDU 6467.简单数学题-数学题 (“字节跳动-文远知行杯”广东工业大学第十四届程序设计竞赛)

简单数学题 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 580 Accepted Submission(s): 257 Problem Description 已知 F(n)=∑i=1n(i×∑j=inCij) 求 F(n) mod 1000000007 Input 多组输入,每组输入占一行,包含一个整数n(1 <= n <…

UVALive 4225 Prime Bases 贪心

Prime Bases 题目连接: https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=2226 Descriptionww.co Given any integer base b >= 2, it is well known that every positive integer n can be uniquely rep…

HDOJ(HDU).1016 Prime Ring Problem (DFS)

HDOJ(HDU).1016 Prime Ring Problem (DFS) [从零开始DFS(3)] 从零开始DFS HDOJ.1342 Lotto [从零开始DFS(0)] - DFS思想与框架/双重DFS HDOJ.1010 Tempter of the Bone [从零开始DFS(1)] -DFS四向搜索/奇偶剪枝 HDOJ(HDU).1015 Safecracker [从零开始DFS(2)] -DFS四向搜索变种 HDOJ(HDU).1016 Prime Ring Problem (…

Discrete Function(简单数学题)

Discrete Function There is a discrete function. It is specified for integer arguments from 1 to N (2 ≤ N ≤ 100000). Each value of the function is longint (signed long in C++). You have to find such two points of the function for which all points betw…