fork download 
  1. #include <cmath>
  2. #include <iostream>
  3. using namespace std;
  4. class Sphere
  5. {
  6.     double r;
  7. public:
  8.     double V() const { return (4/3) * 3.14 * pow(r,3); }
  9.     bool equal(const Sphere& s) const
  10.     {
  11.         cout  << V() << " == " << s.V() << " : " << ( V() == s.V() );
  12.         return ( V() == s.V() );
  13.  
  14.     }
  15.  
  16.     explicit Sphere(double rr = 1): r(rr){}
  17.  
  18. };
  19. main()
  20. {
  21.     Sphere s(3);
  22.     s.equal(s);
  23. }
Success #stdin #stdout 0s 3340KB
comments (?)
stdin 
Standard input is empty
stdout 
84.78 == 84.78 : 1
https://ideone.com/FPjRVN
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!