#include <iostream.h>

int main()
{
  int num = 10;
  float& numref = num;  // this does not equate numref to num
                        // instead, it equates numref to an
                        // anonymous floating point variable

  numref = 20.5;
  cout << "The value of num is " << num << endl;
  cout << "The value of numref is " << numref << endl;

  return 0;
}