You are given a code:

def main_solution(x):
    return (x + 'cvzvh')

Can you predict the output of `main_solution("sasns")` 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": "sasns"}, "ref_output": "sasnscvzvh", "ref_code": "def main_solution(x):\n    return (x + 'cvzvh')", "funcname": "main_solution"}
rule