In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Input: Consider Input: Ferrets bite in _ manners.

Output: two


Input: Consider Input: Comets are a bit like giant dirty ice-balls with diameters between _ and fifty kilometres.

Output: five


Input: Consider Input: Elephants also have _ molars, one on the top and one on the bottom on both sides of the mouth.


Output: four