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:
Some species live for as little as ____ months.

Ex Output:
six


Ex Input:
Grasshoppers begin egg laying one to ____ weeks after becoming adults.

Ex Output:
three


Ex Input:
Most sharks are six to ____ feet long.

Ex Output:

seven