def p4
import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/chacha/core.bend as Coreimport Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/chacha/core.bend as C
30def p4(s: C.State) -> U32:
31 match s:
32 case C.S{a0,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15}: a4