text: """ This set of functions should return the appropriate data type"""
  
  
  def return_number_3():
      """ This function should return an integer with the value of 3"""
      return_value = 3
      return return_value
  
  def return_string_vcu():
      """ This function should return a string with the lowercase value of vcu"""
      return_value = "vcu"
      return return_value
  
  def return_lowercased_string(input_string):
      """You have a variable called input_string that is of type string.
      Return it but the lowercase version of it."""
      return_value = input_string
      return return_value.lower()
  
  def return_without_starting_ending_whitespace(input_string):
      """You have a variable called input_string that is of type string.
      Return it but with the surrounding (left and right) whitespace stripped."""
      return_value = input_string
      return return_value.strip()
  
  def return_addition(first_number, second_number):
      """ Return the two numbers added together. """
      return_value = first_number + second_number
      return return_value
  