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: Insomnia can be short-lived, lasting only one to ____ nights.

Output: two


Input: Consider Input: American women are four to ____ times more likely than Asian women to die of breast cancer.

Output: seven


Input: Consider Input: Nymphs develop through ____ instars that resemble adults but aresmaller and oval.


Output: five