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:
Cattle can have up to six to ____ years of grazing, after which a scrub savannah grows up.

Ex Output:
ten


Ex Input:
International trade is a ____ way street.

Ex Output:
two


Ex Input:
Mosquitoes live four to ____ weeks.

Ex Output:

eight