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:
Infertility affects one in ____ couples today.

Ex Output:
five


Ex Input:
Television has ____ dimensions to work with, sight and sound.

Ex Output:
two


Ex Input:
Reveries are of ____ kinds, sinful and religious.

Ex Output:

two