input: def display_fibonacci_sequence(n: int) -> List[int]:
      """Generate a list of the first n Fibonacci numbers and return it.
      >>> display_fibonacci_sequence(5)
      [0, 1, 1, 2, 3]
      >>> display_fibonacci_sequence(10)
      [0, 1, 1, 2, 3, 5, 8, 13, 21, 34]
      """
      if n <= 0:
          return []
      fib_sequence = [0] if n >= 1 else []
      if n >= 2:
          fib_sequence.append(1)
      for i in range(2, n):
          fib_sequence.append(fib_sequence[i-1] + fib_sequence[i-2])
      return fib_sequence
output:     if n <= 0:
          return []
      fib_sequence = [0] if n >= 1 else []
      if n >= 2:
          fib_sequence.append(1)
      for i in range(2, n):
          fib_sequence.append(fib_sequence[i-1] + fib_sequence[i-2])
      return fib_sequence