def cnt.d42
import bend-osdev-acpi@0.1.1.0/PROOF.bend as PROOFimport Base
import bend-osdev-bytes@0.1.1.0/bytes.bend as B
1672def cnt.d42(+k: Nat, +lt: {Nat.is_lt(Nat.add(42n, k), 256n) == True{} : Bool}) -> {U32.to_nat(B.byte(U32.from_nat(Nat.add(42n, k)))) == Nat.add(42n, k) : Nat}:
1673 match k:
1674 case 0n:
1675 {==}
1676 case 1n+p:
1677 cnt.d43(p, lt)