input: from typing import List, Dict
  
  
  def create_square_dict(numbers: List[int]) -> Dict[int, int]:
      """ Creates a dictionary where each element from the list 'numbers' is a key 
      and its square is the corresponding value.
      >>> create_square_dict([1, 2, 3, 4, 5])
      {1: 1, 2: 4, 3: 9, 4: 16, 5: 25}
      >>> create_square_dict([0, 10, 20])
      {0: 0, 10: 100, 20: 400}
      """
      return {num: num**2 for num in numbers}
output:     return {num: num**2 for num in numbers}