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

Output: zero


Input: Consider Input: Seismologists offer ____ major theories for the occurrence of large, deep earthquakes.

Output: three


Input: Consider Input: Cholesterol comes from ____ sources.


Output: two