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: Ozone leaves ____ by-products except pure oxygen.

Output: no


Input: Consider Input: Most orthoptists work ____ hours a day, four or five days a week.

Output: eight


Input: Consider Input: Cremation is against the law in The Gambia, and ____ crematoriums operate in The Gambia.


Output: no