(* Import the AST of this C program *)
(* The next line is "boilerplate", always required after importing an AST. *)
Instance CompSpecs : compspecs.Definition Vprog : varspecs.

Lemma sorted_mono : forall l i j (Hsort : sorted l) (Hi : 0 <= i <= j) (Hj : j < Zlength l), Znth i l <= Znth j l.