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: Conversations overlap, especially when more than three people try to talk in ____ room.

Output: one


Input: Consider Input: Chromatography is unique because of ____ reasons.

Output: three


Input: Consider Input: Females have ____ X chromosomes, one from each parent.


Output: two