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: Wolves have ____ different types of fur.

Output: two


Input: Consider Input: International trade is a ____ way street.

Output: two


Input: Consider Input: Toucans live in small flocks of ____ or six birds.


Output: five