


def 				UpperCamelCase_(      lowerCamelCase_							, lowerCamelCase_							, lowerCamelCase_=False )    ->						Optional[int]:

    if isinstance(lowerCamelCase_							, lowerCamelCase_ ) and isinstance(lowerCamelCase_							, lowerCamelCase_ ):
        _lowercase       :							Any      		=		len(set_a.intersection(lowerCamelCase_ ) )

        if alternative_union:
            _lowercase       :							List[Any]      		=		len(lowerCamelCase_ ) + len(lowerCamelCase_ )
        else:
            _lowercase       :							Union[str, Any]      		=		len(set_a.union(lowerCamelCase_ ) )

        return intersection / union

    if isinstance(lowerCamelCase_							, (list, tuple) ) and isinstance(lowerCamelCase_							, (list, tuple) ):
        _lowercase       :							List[Any]      		=		[element for element in set_a if element in set_b]

        if alternative_union:
            _lowercase       :							Dict      		=		len(lowerCamelCase_ ) + len(lowerCamelCase_ )
            return len(lowerCamelCase_ ) / union
        else:
            _lowercase       :							Optional[int]      		=		set_a + [element for element in set_b if element not in set_a]
            return len(lowerCamelCase_ ) / len(lowerCamelCase_ )

        return len(lowerCamelCase_ ) / len(lowerCamelCase_ )
    return None


if __name__ == "__main__":
 SCREAMING_SNAKE_CASE       :      str												= {"a", "b", "c", "d", "e"}
 SCREAMING_SNAKE_CASE       :      List[str]												= {"c", "d", "e", "f", "h", "i"}
 print(jaccard_similarity(set_a, set_b))






def 				UpperCamelCase_(      lowerCamelCase_ )    ->						int:
    if not numbers:
        return 0

    if not isinstance(lowerCamelCase_							, (list, tuple) ) or not all(
        isinstance(lowerCamelCase_							, lowerCamelCase_ ) for number in numbers ):
        raise ValueError('numbers must be an iterable of integers' )

    _lowercase       :							int      		=		numbers[0]

    for i in range(1							, len(lowerCamelCase_ ) ):
        # update the maximum and minimum subarray products
        _lowercase       :							Union[str, Any]      		=		numbers[i]
        if number < 0:
            _lowercase		,				_lowercase       :							Any      		=		min_till_now, max_till_now
        _lowercase       :							Union[str, Any]      		=		max(lowerCamelCase_							, max_till_now * number )
        _lowercase       :							Union[str, Any]      		=		min(lowerCamelCase_							, min_till_now * number )

        # update the maximum product found till now
        _lowercase       :							Optional[Any]      		=		max(lowerCamelCase_							, lowerCamelCase_ )

    return max_prod


