1002 - Area of a Circle | URI Online Judge Solution In C++

URI Online Judge Solution 1002| Beginner

Online Judge: URI ONLINE JUDGE

Problem Name: Area of a Circle 

Problem Category: Beginner

Problem Link:  

https://www.urionlinejudge.com.br/judge/en/problems/view/1002

Solution in C++

// Solution in c++

1. #include <iostream>
2. #include <iomanip>
3. using namespace std;
4. int main()
5. {    
6.      double r,a = 0;  
7.      cin>>r;    a = 3.14159 * r*r;
8.     cout<<fixed<<setprecision(4)<<"A="<<a<<endl;
9.     return 0;
10. }