pointers to Objects add two nubmer
#include<bits/stdc++.h>
using namespace std;
class add
{
int h,w;
public :
void setval(int x,int y)
{
h=x;
w=y;
}
int area()
{
return h*w;
}
};
int main()
{
add ad;
add *p;
ad.setval(3,4);
p=&ad;
cout<<ad.area()<<endl;
p->setval(4,4);
cout<<ad.area()<<endl;
cout<<p->area()<<endl;
return 0;
}
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