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:
Males mature sexually as soon as ____ years of age.

Ex Output:
two


Ex Input:
Respiratory therapists complete two to ____ years of education.

Ex Output:
four


Ex Input:
Soybeans have ____ times the calcium of meat and twice that of eggs, and soybeans are low in fat.

Ex Output:

ten