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:
Hamsters can live to be ____ to four years old.

Ex Output:
three


Ex Input:
Harpists spend ninety percent of their lives tuning their harps and ____ percent playing out of tune.

Ex Output:
ten


Ex Input:
Stress is the force applied to the materials through ____ basic types.

Ex Output:

four