#include<iostream.h>
#include<conio.h>
class A
{
    public:
    int x;
    A()
    {
        x=10;
    }
};

class B:public A
{
     protected:
     int y;
     public:
     B()
     {
        y=30;
     }
};

void main()
{
    A obj1;
    B obj2;
    obj1=obj2;
    cout<<obj1.x;
    cout<<obj1.y;
    getch();
}

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