You are given a code:

def main_solution(x):
    return (func_15(x) + func_5('nkalsg', 'xrtm'))

Can you predict the output of `main_solution("qzoziak")` without writing any code? Please reason and put your final answer in the following json format: {"output": <your output>}, where <your output> should be the final string.
user
{"ref_input": {"x": "qzoziak"}, "ref_output": "\u00abq\u00bb\u00abz\u00bb\u00abo\u00bb\u00abz\u00bb\u00abi\u00bb\u00aba\u00bb\u00abk\u00bbxrtmnkalsg", "ref_code": "def main_solution(x):\n    return (func_15(x) + func_5('nkalsg', 'xrtm'))", "funcname": "main_solution"}
rule