input: 
  def cube_of_number(number: int) -> int:
      """ Calculate the cube of a given integer.
      >>> cube_of_number(2)
      8
      >>> cube_of_number(5)
      125
      """
      return number ** 3
  
  # Usage example:
  # number = int(input("Please enter a number: "))
  # print("The cube of the number is: " + str(cube_of_number(number)))
  
output:     return number ** 3