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: Sealants can normally last up to ____ years and hold up very well under normal chewing.

Output: five


Input: Consider Input: Friendship means to trust ____ or more people.

Output: two


Input: Consider Input: Guillemots are fed sprats ____ or four times a day and are constantly checked by vets.


Output: three