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: Sealants can normally last up to ____ years and hold up very well under normal chewing.
Example Output: five

Example Input: Anapsids have ____ openings in the temporal region of their skull.
Example Output: no

Example Input: Glaciers cover about six million square miles which is about ____ percent of the earth's surface.
Example Output:
three