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.

Input: Consider Input: Fats come in ____ different forms saturated and unsaturated.

Output: two


Input: Consider Input: Ground squirrels have a single litter a year that averages from ____ to nine young.

Output: four


Input: Consider Input: Children range in age from birth to ____ years.


Output: six