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:
Intermittent streams flow at least ____ months of the year.

Ex Output:
six


Ex Input:
Sexual maturity is reached at ____ years, and females calve every other year.

Ex Output:
four


Ex Input:
Cotton is most susceptible to injury by thrips from emergence through the three to ____ leaf stage.

Ex Output:

four