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.

Ex Input:
Measles usually begin with cold-like symptoms followed by a high fever and a rash ____ days later.

Ex Output:
three


Ex Input:
Inflorescence is a condensed cyme with five to ____ flowers and axillary in position.

Ex Output:
ten


Ex Input:
Caterpillars shed their skins ____ or five times as they grow, in a process called molting.

Ex Output:

four