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: Chromatography is unique because of ____ reasons.

Output: three


Input: Consider Input: Dicots are plants that have ____ cotyledons.

Output: two


Input: Consider Input: Protists show the ____ basic types of sexual life cycles, with some other variants, too.


Output: three