You are given a code:

def main_solution(x):
    return func_20(func_1('ywzyi', 4), func_15('imtuh'))

Can you predict the output of `main_solution("hcnqk")` 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": "hcnqk"}, "ref_output": "y\u00abwiz\u00bby\u00abimy\u00bbw\u00abzty\u00bbi\u00abyuw\u00bbz\u00abyhi\u00bbywzyi", "ref_code": "def main_solution(x):\n    return func_20(func_1('ywzyi', 4), func_15('imtuh'))", "funcname": "main_solution"}
rule