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:
Women can have hot flashes or insomnia ____ years before they have their last menstrual period.

Ex Output:
ten


Ex Input:
Mosquitoes live four to ____ weeks.

Ex Output:
eight


Ex Input:
Dizygotic twins result when ____ separate eggs are fertilized.

Ex Output:

two