# include<iostream.h>
# include<conio.h>
class A
{
 public:
  int a,b;
  void show()
  {
   cout<<"Enter value of A=";
   cin>>a;
   cout<<"Enter value of B=";
   cin>>b;
  }
};
class B : public A
{
 public:
  void display()
  {
   cout<<"Sum="<<a+b;
  }
};
void main()
{
 clrscr();