You are given a code:

def main_solution(x):
    return (func_13(x, '-') + func_20('lqjw', 'cwemzr'))

Can you predict the output of `main_solution("buayeonned")` 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": "buayeonned"}, "ref_output": "b-u-a-y-e-o-n-n-e-dlcqwjewmzr", "ref_code": "def main_solution(x):\n    return (func_13(x, '-') + func_20('lqjw', 'cwemzr'))", "funcname": "main_solution"}
rule