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

Ex Output:
one


Ex Input:
Spiders have only ____ body divisions and eight legs.

Ex Output:
two


Ex Input:
All mammals have at least ____ legs.

Ex Output:

two