#include <iostream> 
 
struct Parent 
{ 
    Parent ( int = 10 ) { std::cout << "Parent(int) " ; } 
    Parent ( const Parent & ) { std::cout << "Parent(const Parent&) " ; } 
} ; 
 
struct Child : Parent 
{ 
    Child ( ) { std::cout << "Child() " ; } 
    Child ( const Child& ) { std::cout << "Child(const Child&) " ; } 
} ; 
 
 
int main () 
{ 
    Child obj1 ; 
    Child obj2(obj1) ; 
}