You are given a code:

def main_solution(x):
    return (func_15('bzhbjy') + func_13(x, '|'))

Can you predict the output of `main_solution("puffuhrqc")` 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": "puffuhrqc"}, "ref_output": "\u00abb\u00bb\u00abz\u00bb\u00abh\u00bb\u00abb\u00bb\u00abj\u00bb\u00aby\u00bbp|u|f|f|u|h|r|q|c", "ref_code": "def main_solution(x):\n    return (func_15('bzhbjy') + func_13(x, '|'))", "funcname": "main_solution"}
rule