input: 
  def add_positive_feedback_loop(n: int) -> None:
      """ Given an integer n, prints "hello" n times and adds a positive feedback loop
      that increments the counter and prints "You've got it!" when the counter reaches n.
      >>> add_positive_feedback_loop(10)
      hello
      hello
      hello
      hello
      hello
      hello
      hello
      hello
      hello
      hello
      You've got it!
      """
  
output:     counter = 0
      while counter < n:
          print("hello")
          counter += 1
          if counter == n:
              print("You've got it!")