HARSHIT VERMA

#include<iostream>
using namespace std;
class A
{
	public:
		int a=69;
		void printA()
		{
			cout<<"Class A invoked"<<endl;
		}
};
class B:public A
{
	public:
		int b=25;
		void printB()
		{
			cout<<"Class B invoked"<<endl;
		}
};
class G
{
	public:
		void printG()
		{
			cout<<"Class G invoked"<<endl;
		}
};
class C: public B,public G
{
	public:
		void printC()
		{
			cout<<"Class C invoked"<<endl;
		}
};
class D: public B
{
	public:
		void printD()
		{
			cout<<"Class D invoked"<<endl;
		}
};
class E: public C
{
	public:
		void printE()
		{
			cout<<"Class E invoked"<<endl;
		}
};
class F: public B
{
	public:
		void printF()
		{
			cout<<"Class F invoked"<<endl;
		}
};
int main()
{
	B obj;
	cout<<"Single Inheritance"<<endl;
	obj.printA();

	obj.printB();

	cout<<"\n\n Multiple Inheritance"<<endl;
	C ob;
	ob.printG();
	ob.printB();
	ob.printC();
	cout<<"\n\n Multilevel Inheritance"<<endl;
	D d;
	d.printA();
	d.printB();
	d.printD();
	cout<<"\n\n Hybrid Inheritance"<<endl;
	E e;
	e.printA();
	e.printB();
	e.printC();
	e.printE();
	cout<<"\n\n Hierarchical Inheritance"<<endl;
	F f;
	f.printA();
	f.printB();
	f.printF();
	return 1;
}