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: Giant pandas move on all ____ legs.

Output: four


Input: Consider Input: Tuberculosis develops in ____ stages.

Output: two


Input: Consider Input: Llamas stand about ____ feet high at the shoulders.


Output: four