def w2le_len_list
import bend-osdev-hashes@0.1.0.0/PROOF.bend as PROOFimport Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
43def w2le_len_list(a0: U32, a1: U32) -> {B.len(B.append(B.le32(a0), B.le32(a1))) == 8n : Nat}:
44 match a0 a1:
45 case U32{wa0} U32{wa1}:
46 {==}