You are given a code:

def main_solution(x):
    return func_20('kzataw', 'gwune')

Can you predict the output of `main_solution("rqdmi")` 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": "rqdmi"}, "ref_output": "kgzwautnaew", "ref_code": "def main_solution(x):\n    return func_20('kzataw', 'gwune')", "funcname": "main_solution"}
rule