You are given a code:

def main_solution(x):
    return func_20(func_15('zogzjs'), func_1(x, 3))

Can you predict the output of `main_solution("lkfoaosycd")` 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": "lkfoaosycd"}, "ref_output": "\u00ablzk\u00bbf\u00abooa\u00bbo\u00absgy\u00bbc\u00abdzl\u00bbk\u00abfjo\u00bba\u00aboss\u00bbycdlkfoaosycd", "ref_code": "def main_solution(x):\n    return func_20(func_15('zogzjs'), func_1(x, 3))", "funcname": "main_solution"}
rule