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:
Young bandicoots become independent at about ____ months and are sexual mature at about five months.

Ex Output:
four


Ex Input:
Mosquitoes live four to ____ weeks.

Ex Output:
eight


Ex Input:
Wetlands serve ____ major functions for fish communities.

Ex Output:

three