input: def print_comparison(x: float, y: float) -> None:
      """ Compares two numbers x and y and prints which one is greater.
      >>> print_comparison(5, 3)
      5 is greater than 3
      >>> print_comparison(2, 7)
      7 is greater than or equal to 2
      >>> print_comparison(4, 4)
      4 is greater than or equal to 4
      """
output:     if x > y:
          print(f"{x} is greater than {y}")
      else:
          print(f"{y} is greater than or equal to {x}")