input: from typing import List
  
  def multiply_list(numbers: List[int]) -> int:
      """Multiplies all numbers in the list and returns the result.
      >>> multiply_list([1, 2, 3])
      6
      >>> multiply_list([0, 10, 20])
      0
      >>> multiply_list([-1, 2, -3])
      6
      """
      result = 1
      for num in numbers:
          result *= num
      return result
output:     result = 1
      for num in numbers:
          result *= num
      return result