The task is to generate the correct answer for a given math problem.

Input: Consider Input: Problem: there are 2 red chips and 3 blue ones . when arranged in a row , they form a certain color pattern , for example rbrrb . how many color patterns ?

Output: e ) 10


Input: Consider Input: Problem: if one - third of one - fourth of a number is 18 , then 3 - tenth of that number is : a . 35

Output: 64.8


Input: Consider Input: Problem: 16 is divided into two parts in such a way that seventh part of first and ninth part of second are equal . find the smallest part ?


Output: