def round
import bend-collections-laws-crypto@1.0.0.0/spec/crypto/blake/blake3.bend as Blake3import Base
108def round(v: List<&2,U32>, +m: List<&2,U32>) -> List<&2,U32>:
109 match v:
110 case Nil{}: Nil{}
111 case Con{+x,+r}: diagonals(columns(Con{x,r},m),m)