def area
import bend-collections@1.0.0.0/src/crypto/argon2/argon2.bend as Argon2import Base
184def area(+base: Nat, +idx: Nat, same: Bool) -> Nat:
185 match same:
186 case True{}:
187 Nat.sub(Nat.add(base, idx), 1n)
188 case False{}:
189 area_other(base, Nat.is_eq(idx, 0n))