PROGRAM TO PERFORM RRETURN BY REFERENCE

Program to perform return by reference:

Code:

#include<iostream.h>

#include<conio.h>

void main()

{

clrscr();

int &max(int &,int &);

int a,b;

cin>>a>>b;

max(a,b)=-1;

cout<<a<<"\t"<<b;

}

int &max(int &x,int &y)

{

if(x>y)

return x;

else

return y;

}

Output:

3 4
3     -1