def zone.num
import bend-kit-time@0.3.0.0/time.bend as Timeimport Base
481def zone.num(+neg: U32, vs: List<&2, U32>, t: String) -> Maybe<&2, P>:
482 do Maybe<&2, P>:
483 a : P <- num(2n, P{Con{neg, vs}, t})
484 b : P <- lit(58, a)
485 num(2n, b)