def keys_n
import bend-collections@1.0.0.0/src/containers/lru.bend as Lruimport Base
import bend-collections@1.0.0.0/src/math/u64.bend as W
874def keys_n(a, -V: Kind(a), +now: W.U64, f: LRU<a, V>) -> LRU<a, V>:
875 F{cap, +n, head, tail, free, m, tab, ks, ents, lk} = f
876 kx_go(a, V, U32.to_nat(n), now, kx_check(a, V, F{cap, n, head, tail, free, m, tab, ks, ents, lk}, now))