// swap.cc  Some swapping functions
// P.Conrad CISC181 04/05 

// pass-by-reference, swap a with b
void swap (int &a, int &b)
{
  int temp;
  temp = a;
  a = b;
  b = temp;
}



// pass-by-reference, swap a with b
void swap (double &a, double &b)
{
  double temp;
  temp = a;
  a = b;
  b = temp;
}