def aria_dd9
import bend-osdev-legacy-ciphers@0.1.0.0/PROOF.bend as PROOFimport Base
import bend-osdev-legacy-ciphers@0.1.0.0/aria.bend as A
8249def aria_dd9(+s: A.LcAriaSt) -> {s == A.aria.d9(A.aria.u9(s)) : A.LcAriaSt}:
8250 %aria_dd8(A.aria.e8(s)) : {s == A.aria.e8(_) : A.LcAriaSt}
8251 aria_e8(s)