def extract_arguments(fh):
    N = int(fh.readline().strip())
    bit_line = fh.readline().strip()
    return N, bit_line

# if __name__ == "__main__":
#     input_path = sys.argv[1]
#     with open(input_path, 'r') as fh: 
#     N, bit_line = extract_arguments(fh)
#     f(N, bit_line)