input: from typing import List
  
  def shuffle_list(lst: List[int]) -> List[int]:
      """ Shuffle a given list of integers.
      >>> shuffle_list([1, 2, 3, 4, 5])
      [3, 5, 1, 4, 2]
      >>> shuffle_list([10, 20, 30])
      [20, 30, 10]
      """
output:     import random
      random.shuffle(lst)
      return lst