MODULE TSet; VAR s, t : SET OF [0 .. 7]; ExitCode : INTEGER; BEGIN s := {1, 2, 3}; t := {5 .. 7}; IF (2 IN s) AND (s = {1, 2, 3}) THEN ExitCode := 14 ELSE ExitCode := 0 END; IF 6 IN t THEN ExitCode := ExitCode + 1 END END TSet.