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

Ex Input:
Problem: in a class of 32 students , 2 students did not borrow any books from the library , 12 students each borrowed 1 book , 10 students each borrowed 2 books , and the rest borrowed at least 3 books . if the average number of books per student was 2 , what is the maximum number of books any single student could have borrowed ?

Ex Output:
11


Ex Input:
Problem: twice the larger of two numbers is 3 more than 5 times the smaller , and the sum of 4 times the larger and 3 times the smaller is 71 . what are the numbers ?

Ex Output:
14


Ex Input:
Problem: what is the area of a square field whose sides have a length of 11 meters ?

Ex Output:

121 sq m