import base64


def rot13(value: str) -> str:
    output = []
    for char in value:
        code = ord(char)
        if 65 <= code <= 90:
            output.append(chr((code - 65 + 13) % 26 + 65))
        elif 97 <= code <= 122:
            output.append(chr((code - 97 + 13) % 26 + 97))
        else:
            output.append(char)
    return "".join(output)


def super_decode(value: str) -> str:
    return rot13(base64.b64decode(value).decode("utf-8"))

def base64_decode_text(value: str) -> str:
    return base64.b64decode(value).decode("utf-8")