// File: const3.cpp
//
// ANSI C++ standard says const and & are 
// not supposed to resolve overloading, 
// for a good reason!

#include <iostream>
using namespace std ;

double AddOne(double x) {
   cout << "First one" << endl ;
   return x + 1 ;
}

double AddOne(const double& x) {
   cout << "Second one" << endl ;
   return x + 1 ;
}

int main() {
   double x = 6, y ;

   y = AddOne(x) ;
   cout << y << endl ;
}