( Example 9. Weather Reporting. ) \ IF-ELSE-THEN structure can be nested. : WEATHER ( nFarenheit -- ) DUP 55 < IF ." Too cold!" DROP ELSE 85 < IF ." About right." ELSE ." Too hot!" THEN THEN ; \ You can type the following instructions and get some responses from the \ computer: \ 90 WEATHER Too hot! \ 70 WEATHER About right. \ 32 WEATHER Too cold. flush