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

Example Input: Adult clothing is worth about ____ percent of retail and children's clothing a little more.
Example Output: ten

Example Input: All mice have ____ legs, and all six-legged things are grey.
Example Output:
six