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.

Example Input: Women can have hot flashes or insomnia ____ years before they have their last menstrual period.
Example Output: ten

Example Input: Malaria kills up to ____ million people each year.
Example Output: two

Example Input: Chemists use ____ or two lettters to represent elements.
Example Output:
one