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: Moths are most active during the first three to ____ hours of darkness.

Output: five


Input: Consider Input: Green energy comes in ____ basic forms.

Output: two


Input: Consider Input: Air speed is measured by ____ methods.


Output: two