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:
Most butterflies live only two to ____ weeks.

Ex Output:
four


Ex Input:
Distance Reports the distance between the last ____ picked atoms.

Ex Output:
two


Ex Input:
Tape contains only a very sticky clear resin, ____ insecticides or attractants.

Ex Output:

no