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:
Fuzzy logic is an attempt to combine the ____ techniques.

Ex Output:
two


Ex Input:
Tobacco companies account for ____ of the five biggest billboard advertisers in the country.

Ex Output:
four


Ex Input:
Argentine ants are able to establish new colonies with as little as ten worker ants and ____ queen.

Ex Output:

one