input: def Fibonacci_Sequence(limit: int) -> List[int]:
      """Generate a list of Fibonacci numbers up to the given limit.
      >>> Fibonacci_Sequence(10)
      [0, 1, 1, 2, 3, 5, 8]
      >>> Fibonacci_Sequence(20)
      [0, 1, 1, 2, 3, 5, 8, 13]
      """
output:     result = []
      a, b = 0, 1
      while a <= limit:
          result.append(a)
          a, b = b, a + b
      return result