Hybrid-Inheritance in C++

 

#include <iostream>

using namespace std;

class A

{

    public:

    int x;

};

class B : public A

{

    public:

    B()      //constructor to initialize x in base class A

    {

       x = 10;

    }

};

class C

 {

    public:

    int y;

    C()   //constructor to initialize y

    {

        y = 4;

        }

};

class D : public B, public C   //D is derived from class B and class C

{

    public:

    void sum()

    {

        cout << "Sum= " << x + y;

    }

};

int main()

{

         D obj1;          //object of derived class D

    obj1.sum();

    return 0;

}