def count.if
import bend-kit-bits@0.1.0.1/bits.bend as Bitsimport Base
200def count.if(zero: Bool, c: Array<U32>, +len: U32) -> Array<U32>:
201 match zero:
202 case True{}:
203 c
204 case False{}:
205 count.of(len, Array.get(U32, c, len))