def enc.flat
import emerging-ezaudio@0.4.0.0/src/mp3_enc.bend as Mp3Encimport Base
1466def enc.flat(xs: List<&2, List<&2, U32>>) -> List<&2, U32>:
1467 match xs:
1468 case Nil{}:
1469 []
1470 case +hd <> tl:
1471 List.append(&2, U32, hd, enc.flat(tl))