You are given a code:

def main_solution(x):
    return func_20(('vsukv' + x), func_15('jvhls'))

Can you predict the output of `main_solution("armdflk")` 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": "armdflk"}, "ref_output": "v\u00absju\u00bbk\u00abvva\u00bbr\u00abmhd\u00bbf\u00abllk\u00bb\u00abs\u00bb", "ref_code": "def main_solution(x):\n    return func_20(('vsukv' + x), func_15('jvhls'))", "funcname": "main_solution"}
rule