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: Blisters normally burst and crust over within three to ____ days.
Example Output: five

Example Input: Marital rape is defined in ____ ways.
Example Output: two

Example Input: Diarrheal disease kills ____ million children every year.
Example Output:
three