def sum1
import bend-collections-laws-crypto@1.0.0.0/spec/crypto/sha512.bend as Sha512import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/sha512/types.bend as T
71def sum1(+x: T.Lane) -> T.Lane:
72 xor(xor(rotr(x, 14n), rotr(x, 18n)), rotr(x, 41n))