input: from typing import List
  
  def convert_using_bitwise(numbers: List[int]) -> List[int]:
      """ Convert a list of integers to their opposite signs using the bitwise NOT operator.
      >>> convert_using_bitwise([1, 2, -3, 4, -5])
      [-2, -3, 2, -5, 5]
      >>> convert_using_bitwise([0, -7, 8])
      [1, 8, -9]
      """
output:     return [~num + 1 if num < 0 else ~num for num in numbers]