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: Casinos have ____ windows and they have no clocks.

Output: no


Input: Consider Input: Alligator gars have ____ rows of teeth.

Output: two


Input: Consider Input: Water emits oscillations that are measurable from ____ through Megahertz.


Output: zero