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: Most ducks acquire breeding plumage in the fall, ____ or seven months before other birds.

Output: six


Input: Consider Input: People often have to wait between three and ____ years for an organ especially for a liver.

Output: five


Input: Consider Input: Thermal printing uses ____ consumables other than thermal paper.


Output: no