You are given a code:

def main_solution(x):
    return ('fpzuh' + 'adbbcs')

Can you predict the output of `main_solution("ncuiwgulr")` 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": "ncuiwgulr"}, "ref_output": "fpzuhadbbcs", "ref_code": "def main_solution(x):\n    return ('fpzuh' + 'adbbcs')", "funcname": "main_solution"}
rule