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.

Example Input: Banks hold ____ excess reserves and the public holds no currency.
Example Output: no

Example Input: Photosynthesis has ____ main sets of reactions.
Example Output: two

Example Input: Most women experience side effects from birth control pills during the first ____ months of use.
Example Output:
three