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: Many infected dogs exhibit ____ symptoms until the disease is in an advanced state.

Output: no


Input: Consider Input: Most insects have one or ____ pairs of wings.

Output: two


Input: Consider Input: GAS can be present in the throat or on the skin and cause ____ symptoms of disease.


Output: no