def num.digits
import bend-kit-redis@0.3.0.0/redis.bend as Redisimport Base
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes
268def num.digits(+neg: Bool, a: Array<U32>, +len: U32, +s: U32, +e: U32) -> Bytes.Bytes & Num:
269 +k = (e - s : U32)
270 num.fin(neg, len, num.go(U32.to_nat(k), Bytes.peek(a, s), s, 0, 0, Bool.and(U32.is_lt(0, k), U32.is_le(k, 19))))