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.

Input: Consider Input: Some prisons house up to ____ times their capacity.

Output: seven


Input: Consider Input: Hearing is acute by three or ____ weeks and kittens learn to determine what sounds mean.

Output: four


Input: Consider Input: Elderberry supplements seem to have few risks when used daily for up to ____ days.


Output: five