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: Primates have ____ digits on their forelimbs.

Output: five


Input: Consider Input: Sharks have ____ gill slits on each side of the head.

Output: five


Input: Consider Input: Odors elicit ____ different oscillations in the turtle olfactory bulb .


Output: three