

def 						_snake_case(   SCREAMING_SNAKE_CASE__      :     str				)							->				int:





    '''simple docstring'''






    A__   				=       hex_num.strip()
    if not hex_num:
        raise ValueError('No value was passed to the function'				)

    A__   				=       hex_num[0] == '-'
    if is_negative:
        A__   				=       hex_num[1:]

    try:
        A__   				=       int(SCREAMING_SNAKE_CASE__   ,      16				)
    except ValueError:
        raise ValueError('Invalid value was passed to the function'				)

    A__   				=       ''
    while int_num > 0:
        A__   				=       str(int_num % 2				) + bin_str
        int_num >>= 1

    return int(('-' + bin_str) if is_negative else bin_str				)


if __name__ == "__main__":
     import doctest

     doctest.testmod()




def 						_snake_case(   SCREAMING_SNAKE_CASE__      :     int = 1000				)							->				int:





    '''simple docstring'''






    A__   				=       3
    A__   				=       0
    while a < n:
        if a % 3 == 0 or a % 5 == 0:
            result += a
        elif a % 15 == 0:
            result -= a
        a += 1
    return result


if __name__ == "__main__":
     print(f"""{solution() = }""")

