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: All ticks have ____ pairs of legs during the immature stage and four pairs as an adult.

Output: three


Input: Consider Input: Banks hold ____ excess reserves and the public holds no currency.

Output: no


Input: Consider Input: Toucans adapt to their ecosystems by first finding the ____ resources needed for survival.


Output: four