def count
import bend-kit-bits@0.1.0.1/bits.bend as Bitsimport Base
207def count(xs: List<&2, Code>, c: Array<U32>) -> Array<U32>:
208 match xs:
209 case Nil{}:
210 c
211 case Con{Code{sym, +len}, t}:
212 count(t, count.if(U32.is_eq(len, 0), c, len))