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:
Human feet bear average ____ to six hundreds tons of weight everyday.

Ex Output:
five


Ex Input:
Boys are ____ times more likely to be abused outside of the family than girls.

Ex Output:
four


Ex Input:
Plastics are of ____ types.

Ex Output:

two