You are given a code:

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

Can you predict the output of `main_solution("zaamcsqtge")` 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": "zaamcsqtge"}, "ref_output": "k|o|y|v|c\u00abs\u00bb\u00abt\u00bb\u00abp\u00bb\u00abz\u00bb\u00abg\u00bb\u00abe\u00bb", "ref_code": "def main_solution(x):\n    return (func_13('koyvc', '|') + func_15('stpzge'))", "funcname": "main_solution"}
rule