In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Ex Input:
Monkeys are much more resistant and can live up to _ minutes.

Ex Output:
five


Ex Input:
Mangroves dominate _ quarters of tropical coastlines.

Ex Output:
three


Ex Input:
Elementary algebra is a course for students with little or _ previous algebra background.

Ex Output:

no