input: from typing import List
  
  def positive_feedback_loop(repetitions: int) -> None:
      """ Design a positive feedback loop for the given python program which prints "hello" a certain number of times.
      After the last "hello" is printed, print "You've got it!" to provide positive feedback.
      >>> positive_feedback_loop(10)
      hello
      hello
      hello
      hello
      hello
      hello
      hello
      hello
      hello
      hello
      You've got it!
      """
      for i in range(repetitions):
          print("hello")
          if i == repetitions - 1:
              print("You've got it!")
output:     for i in range(repetitions):
          print("hello")
          if i == repetitions - 1:
              print("You've got it!")