input: from typing import List
  
  
  def print_unique(my_list: List[int]) -> None:
      """Prints the unique elements of the given list.
      
      >>> print_unique([1, 2, 2, 3, 4, 4, 5])
      1
      2
      3
      4
      5
      >>> print_unique([10, 10, 20, 30, 30, 20, 10])
      10
      20
      30
      """
output:     unique_elements = sorted(set(my_list))
      for element in unique_elements:
          print(element)