hdu-Big Number
来源:互联网 发布:郑州大学网络 编辑:程序博客网 时间:2024/04/29 14:58
Big Number
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 26872 Accepted Submission(s): 12225Problem Description
In many applications very large integers numbers are required. Some of these applications are using keys for secure transmission of data, encryption, etc. In this problem you are given a number, you have to determine the number of digits in the factorial of the number.
Input
Input consists of several lines of integer numbers. The first line contains an integer n, which is the number of cases to be tested, followed by n lines, one integer 1 ≤ n ≤ 107 on each line.
Output
The output contains the number of digits in the factorial of the integers appearing in the input.
Sample Input
21020
Sample Output
719
Source
Asia 2002, Dhaka (Bengal)
Recommend
JGShining | We have carefully selected several similar problems for you: 1013 1017 1016 1002 1071
#include <iostream>#include <cmath>#include <cstdio>using namespace std;int main(){ int t,n,i; double sum; scanf("%d",&t); while(t--) { scanf("%d",&n); sum=1; for(i=1;i<=n;i++) sum+=log10(i); cout<<(int)sum<<endl; } return 0;}
</pre><pre class="cpp" name="code">#include <iostream>//斯特林公式求对数#include <cmath>using namespace std;#define PI 3.141592654int main(){ int n,t; cin>>t; while(t--) { cin>>n; cout<<(int)((0.5*log(PI*2*n)+n*log(n)-n)/log(10))+1<<endl; } return 0;}
0 0
- hdu 1018 Big Number
- HDU 1018 Big Number
- HDU 1018 - Big Number
- hdu 1212 Big Number
- HDU 1212 ( Big Number )
- hdu 1018 Big Number
- hdu 1018 Big Number
- hdu Big Number
- HDU 1018 Big Number
- HDU 1018 Big Number
- HDU 1018 Big Number
- hdu 1018 Big Number
- hdu 1018 Big Number
- HDU Big Number
- HDU 1018 Big Number
- hdu 1018 - Big Number
- HDU 1018 Big Number
- HDU 1018 Big Number
- iOS8键盘不弹出(Can't find keyplane that supports type 4 for keyboard iPhone-Portrait-NumberPad)
- http://1367914.jjwxc.net
- 对HBase bloom Filter的一些讨论
- C++中使用Lambda
- UVa 10651 - Pebble Solitaire
- hdu-Big Number
- 改变UITextField placeHolder颜色、字体
- 消失的jar文件,永存的jimage文件
- OpenGL学习日记-2014.12.2--颜色
- vlan实验
- HT for Web整合OpenLayers实现GIS地图应用
- ant打包和jar包混淆
- Codeforces #280 (Div.2 A~E)
- 爬拭幌咐醇壳咐郝自裳擞沽胸胸柏