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

Input: Consider Input: Cigarette smokers have up to a _ times higher incidence of bladder cancer than non-smokers.

Output: four


Input: Consider Input: Full sun is classified as any area that receives a minimum of _ hours of direct sunlight each day.

Output: six


Input: Consider Input: Planting consists of blending _ different types of corn.


Output: two