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: Medial moraine is formed from ____ lateral moraines.

Output: two


Input: Consider Input: Most newborns nurse every one to ____ hours, even at night.

Output: three


Input: Consider Input: Autism is ____ times more common in boys than in girls.


Output: four