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.

Input: Consider Input: Electric power means no gas or oil to spill, and ____ pollution in the air.

Output: no


Input: Consider Input: Beavers live in families that include an adult pair and ____ to three years worth of offspring.

Output: one


Input: Consider Input: Fungi combine the advantages of the ____ reproductive modes.


Output: two