URI Online Judge | 1011 Sphere_Solution

/*
Tanzila Islam
Southeast University
mail : tanzilamohita@gmail.com
Problem Link:
https://www.urionlinejudge.com.br/judge/en/problems/view/1011
*/

#include<iostream>
#include<iomanip>
using namespace std;

int main(){
int r;
double x;
double pi = 3.14159;
cin >> r;
x= (4/3.0)*pi*r*r*r;
cout << fixed << setprecision(3) << "VOLUME = " << x << endl;

return 0;
}