@staticmethod
def percentage_of_comments(noc: int, loc: int) ->float:
    """
        Percentage Of Comments (POC) = 100 * NoC / ( NoC + LoC)
        :param noc: The number of lines of comments
        :param loc: the number of lines of code
        :return: The POC value (double)
        """
    noc_loc = noc + loc
    if noc_loc == 0:
        return 0
    return 100 * noc / noc_loc
