Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

Ex Input:
Immature house centipedes start with ____ body segments.

Ex Output:
four


Ex Input:
Babies crawl into a pouch on the mother's belly and stay there ____ months.

Ex Output:
four


Ex Input:
Butterfly is such an insect, which has a complete lifecycle consisting of ____ separate stages.

Ex Output:

four