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: Eye contact is important for ____ reasons.

Output: two


Input: Consider Input: Most aquatic life does well in water with oxygen concentrations of ____ parts per million.

Output: nine


Input: Consider Input: Tadpoles take ____ to four months to complete their development.


Output: three