 |
| ||||
Home Page
F.A.Qs
Statistical Charts
Past Contests
Scheduled Contests
Award Contest
| ||||||||||
| Online Judge | Problem Set | Authors | Online Contests | User | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Web Board Home Page F.A.Qs Statistical Charts | Current Contest Past Contests Scheduled Contests Award Contest | |||||||||
先搞清楚输出double和float到底有什么不同吧，假如不会用为什么不用cout？In Reply To:请教牛人帮忙 Posted by:cpp050700448084 at 2005-04-03 01:10:37 先熟悉了语言再做题
> #include <iostream.h>
> #include<math.h>
> #include<stdio.h>
> double pi=3.141592;
> void main()
> {
> int t;cin>>t;
> double R;int n;
> for (int i=1;i<=t;i++){
> cin>>R>>n;
> cout<<"Scenario #"<<i<<":"<<endl;
> printf("%.3f\n\n",( R * sin ( pi / n ) ) / ( 1 + sin ( pi / n ) ) );
> }
> }
Followed by:
Post your reply here: |
All Rights Reserved 2003-2013 Ying Fuchen,Xu Pengcheng,Xie Di
Any problem, Please Contact Administrator
