#include <iostream>
#include "C.h"

using namespace std;

int main(void)
{ 
 C a(10), b;
 C *c = new C(a);

 cout << a << " " << b << " " << *c << endl; // (10 20) (0 0) (10 20)

 if (a==b) cout << "a==b" << endl;
 else cout << "a!=b" << endl;       // a!=b

 b = a;

 cout << a << " " << b << " " << *c << endl; // (10 20) (10 20) (10 20)

 delete c;

 return 0;
}