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Add two numbers using friend function in oop

 

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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