let main () =
  (();
   if (Array.length Sys.argv) = 0 then () else ();
   for i = 1 to pred (Array.length Sys.argv) do
     (try ((); print_endline (Sys.getenv Sys.argv.(i)))
      with | Not_found -> ())
   done;
   ())
  
let () =
  ((); (try main () with | e -> ((); Printexc.print_backtrace stdout)); ())
  

