def lc.fe.unrun
import bend-osdev-legacy-ciphers@0.1.0.0/legacy_ciphers.bend as LegacyCiphersimport Base
352def lc.fe.unrun(~RK: Data, ~f: RK -> U32 -> U32, ks: List<&2, RK>, b: LcBlock64) -> LcBlock64:
353 match ks:
354 case Nil{}:
355 b
356 case Con{k, t}:
357 lc.fe.unstep(~RK, ~f, k, lc.fe.unrun(~RK, ~f, t, b))