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:
Object permanence is seen in children ____ to twelve months old .

Ex Output:
eight


Ex Input:
Eye contact is important for ____ reasons.

Ex Output:
two


Ex Input:
Polarization can also help separate the ____ types of fluctuations.

Ex Output:

three