Show the output of the following code

Question

```
#include
using namespace std;

class Parent
{
public:
Parent()
{
cout << "Parent’s no-arg constructor is invoked" << endl;
}

~Parent()
{
cout << "Parent’s destructor is invoked" << endl;
}
};

class Child: public Parent
{
public:
Child()
{
cout << "Child’s no-arg constructor is invoked" << endl;
}

~Child()
{
cout << "Child’s destructor is invoked" << endl;
}
};

int main()
{
Child c1;
Child c2;

return 0;
}
```

Answer 1

invoke f from Parent
invoke f from Parent
invoke f from Child
invoke f from Parent