Add two numbers using friend function in oop
#include<bits/stdc++.h>
using namespace std;
class item
{
int x,y,sum;
public :
void setval()
{
cout<<"enter two numbers : ";
cin>>x>>y;
}
void display(int r)
{
cout<<"The sum : ";
cout<<r<<endl;
}
friend int add(item &adds);
};
int add(item &adds)
{
adds.sum=adds.x+adds.y;
return adds.sum;
}
int main()
{
item a;
a.setval();
int re=add(a);
a.display(re);
return 0;
}
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