You are given a code:

def main_solution(x):
    return ('snjmkc' + 'emoi')

Can you predict the output of `main_solution("stea")` 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": "stea"}, "ref_output": "snjmkcemoi", "ref_code": "def main_solution(x):\n    return ('snjmkc' + 'emoi')", "funcname": "main_solution"}
rule