def pad1
import bend-collections-laws-crypto@1.0.0.0/src/crypto/keccak/keccak.bend as Keccakimport Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/keccak/types.bend as T
296def pad1(+round_count: Nat,+remain: Nat, +index: U32, s: T.State, w0: U32, pair: Array<U32> & U32) -> T.State:
297 (a,w1) = pair
298 pad2(round_count,remain,index,s,w0,w1,Array.get(U32,a,U32.add(index,2)))