def three.rejoin
import bend-parallel@0.1.0.0/sort.bend as Sortimport Base
79def three.rejoin(a2: Array<U32>, b2: Array<U32>, c2: Array<U32>, r: Three) -> Three:
80 Three{a, b, c} = r
81 Three{Array.join(U32, a, a2), Array.join(U32, b, b2), Array.join(U32, c, c2)}