URI 1002 Area of a Circle Solution in C++

URI Online Judge Solution 1002 ☺ Area of a Circle ☺

URI Online Judge Solution 1002 Area of a Circle in C++
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URI Online Judge Solution 1002 ☺Area of a Circle☺ in C++

#include<bits/stdc++.h> using namespace std; int main(){ double n=3.14159,A=0,R; cin>>R; A= n*(R*R); cout<<fixed; cout<<setprecision(4)<<"A="<<A<<endl; return 0;}