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: Irrigated land is almost ____ times as productive as rainfed cropland.

Output: three


Input: Consider Input: Cells contain ____ families of small organic molecules.

Output: four


Input: Consider Input: Men live on average about ____ years less than women in most developed countries.


Output: seven