def METHOD_NAME(input_file: str, output_file: str) -> None:
    with open(input_file, "r") as in_obj, open("temp", "w") as temp:
        trim_lines(in_obj, temp)
    with open("temp", "r") as temp, open(output_file, "w") as out_obj:
        merge_duplicate_vt(temp, out_obj)
    os.remove("temp")