def lead0
import cswap-bend-cli@0.1.0.0/settings.bend as Settingsimport Base
228def lead0(s: String) -> Nat:
229 match s:
230 case SNil{}:
231 0n
232 case SCon{+c, +t}:
233 lead0.pick(Char.is_eq(c, '0'), lead0(t))
import cswap-bend-cli@0.1.0.0/settings.bend as Settingsimport Base
228def lead0(s: String) -> Nat:
229 match s:
230 case SNil{}:
231 0n
232 case SCon{+c, +t}:
233 lead0.pick(Char.is_eq(c, '0'), lead0(t))