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

Ex Input:
Problem: the captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older . if the ages of these two are excluded , the average age of the remaining players is one year less than the average age of the whole team . find out the average age of the team .

Ex Output:
23


Ex Input:
Problem: a can do a work in 15 days and b in 20 days . if they work on it together for 7 days , then the fraction of the work that is left is

Ex Output:
11 / 6


Ex Input:
Problem: if k is an integer and 0.00010101 x 10 ^ k is greater than 100 , what is the least possible value of k ?

Ex Output:

6