def groups.equal
import bend-kit-camber@0.15.0.1/camber.bend as Camberimport Base
480def groups.equal(xs: List<&2, U32>, ys: List<&2, U32>) -> Bool:
481 match xs ys:
482 case Nil{} Nil{}:
483 True{}
484 case x <> xt y <> yt:
485 U32.is_eq(x, y) && groups.equal(xt, yt)
486 case _ _:
487 False{}