def win.back
import cswap-bend-cli@0.1.0.0/poll.bend as Pollimport Base
import cswap-bend-cli@0.1.0.0/policy/types.bend as PT
302def win.back(ws: List<&2, PT.Win>) -> List<&2, Win>:
303 match ws:
304 case Nil{}:
305 []
306 case Con{PT.Win{p, r}, t}:
307 Win{U32.from_nat(Nat.div(p, 10n)), maybe_u32(r)} <> win.back(t)