def cs_c
import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/curve25519/canon.bend as Canonimport Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/curve25519/field.bend as F
import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/curve25519/limbs.bend as LM
67def cs_c(+one: Nat, +x: List<&2, U32>, +cp: List<&2, U32>) -> Nat:
68 v(LM.cc(F.carry(F.addl(x, cp), 0)))