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:
Psychology is founded on ____ false premises that are all humanistic from the core.

Ex Output:
eight


Ex Input:
Prokaryotes mean they have ____ nucleus in which they store genetic material.

Ex Output:
no


Ex Input:
Beavers build dams for ____ good reasons, food and protection.

Ex Output:

two