#include
#include
using namespace std;
class X {
virtual void f() {}
};
class Y {
virtual void f() {}
};
int main()
{
X x1, x2;
Y y1;
if(typeid(x1) == typeid(x2))
cout << "x1 and x2 are same types\n";
else
cout << "x1 and x2 are different types\n";
if(typeid(x1) != typeid(y1))
cout << "x1 and y1 are different types\n";
else
cout << "x1 and y1 are same types\n";
return 0;
}