1.3-Compute_Sphere_Volume-lab

程式碼:

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

int main() {
 const double PI = 3.14159265358979323846;
 double r,volume;
 while (cin >> r)
 {
  volume = 4.0 / 3.0 * PI * r * r * r;
  cout << fixed << setprecision(6) << volume << endl;
 }
    return 0;
}