u Calculate e
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 31968 Accepted Submission(s): 14314
Problem Description
A simple m...
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其他好文 时间:
2014-12-02 13:34:06
阅读次数:
131
描述
In this problem, you are given two integers L and R, and your task is to calculate the sum of all the number's square between L and R(inclusive).
输入The first line contains an integer ...
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其他好文 时间:
2014-12-02 11:55:51
阅读次数:
181
Ugly Numbers
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 20851
Accepted: 9248
Description
Ugly numbers are numbers whose only prime factors are 2, 3 or...
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其他好文 时间:
2014-12-01 01:12:44
阅读次数:
196
今天隔壁室友让我帮他写一个晒素数的程序
我就写了一个 发现再int范围内的素数筛不出来,,,,
电脑只能跑到 2的29;
#include
#include
#include
#include
#include
#include
using namespace std;
typedef long long ll;
bool is_prime[1<<30];
int prime...
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其他好文 时间:
2014-11-30 23:19:58
阅读次数:
215
DescriptionThe sequence of n ? 1 consecutive composite numbers (positive integers that are not prime and not equal to 1) lying between two successive ...
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其他好文 时间:
2014-11-30 14:00:35
阅读次数:
192
题目描述:
Create a class called Football. In football, scores are incremented by either
2, 3, or 7 points. Given a numerical input (integer between 1 and 75)
representing a final score, calculate the n...
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其他好文 时间:
2014-11-28 18:21:33
阅读次数:
276
ref: Calculate Field examplesEntering values with the keyboard is not the only way you can edit values in a table. In some cases, you might want to pe...
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编程语言 时间:
2014-11-28 18:03:40
阅读次数:
335
/*题意: 给出n个数(n#include #include using namespace std;typedef __int64 LL;const int maxn=1000;int prime[maxn],flag[maxn],num;int numc[maxn*100+5],f[maxn*1...
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其他好文 时间:
2014-11-28 06:16:09
阅读次数:
167
Prime Ring Problem
Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 28204 Accepted Submission(s): 12561
Problem Description
A rin...
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其他好文 时间:
2014-11-27 20:33:38
阅读次数:
238
题意太多我就不写了来说思路吧:刚看完这道题我有点蒙 不知道从何入手 后来看了大牛的博客才写出来这些,首先我们得先求出所有素数,然后用每个素数除就可以了,然后用p[i]来存个数下面看代码吧:#include#includeint is_prime(int n){ for(int i = 2;i*...
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其他好文 时间:
2014-11-27 15:53:37
阅读次数:
130