input: 
  def print_items_from_dict(items: dict) -> None:
      """Given a dictionary, print each value.
      >>> print_items_from_dict({1: 'one', 2: 'two', 3: 'three', 4: 'four'})
      one
      two
      three
      four
      """
  
output:     for value in items.values():
          print(value)