def attempt_ok
import bend-collections@1.0.0.0/src/crypto/secp256k1/ecdsa.bend as Ecdsaimport Base
import bend-collections@1.0.0.0/src/crypto/secp256k1/point.bend as P
99def attempt_ok(+z: List<&2, Nat>, +d: List<&2, Nat>, +k: List<&2, Nat>, ok: Bool) -> Attempt:
100 match ok:
101 case True{}: attempt_aff(z, d, k, P.to_affine(P.mul(k, P.g())))
102 case False{}: ARetry{}