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

Input: Consider Input: Chaotic systems have at least _ solutions.

Output: two


Input: Consider Input: Most polyps cause no symptoms and take five to _ years to change to cancer.

Output: seven


Input: Consider Input: Calves grow quickly and are weaned from their mothers in only _ to four months.


Output: three