Listing: 1 MODULE QFor; 2 VAR k, s : INTEGER; ExitCode : INTEGER; 3 BEGIN 4 s := 0; 5 FOR k := 1 TO 10 DO s := s + k END; 6 FOR k := 10 TO 1 BY -2 DO s := s + k END; 7 ExitCode := s 8 END QFor. 0 errors