def cv_f.go
import minebender-game@1.0.0.0/proof_solver.bend as ProofSolverimport Base
import minebender-game@1.0.0.0/types.bend as T
import minebender-game@1.0.0.0/solver.bend as S
696def cv_f.go(e: CV, +q: T.Pos) -> Bool:
697 match e:
698 case CV{todo, part}:
699 Bool.not(S.is_none(S.look(part, q))) || tcontains(todo, q)