Problem : https://www.hackerrank.com/challenges/rectangle-area/problem
Solution :
class Rectangle{
public:
int width;
int height;
void display(){
cout<<width<<" "<<height<<endl;
}
};
class RectangleArea : public Rectangle{
public:
void read_input(){
cin>>width>>height;
}
void display(){
cout<<(width*height);
}
};