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.

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

Ex Output:
zero


Ex Input:
Photons have no mass and ____ electrical charge.

Ex Output:
no


Ex Input:
Eggs contain ____ trans fat.

Ex Output:

no