You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Input: Consider Input: There are 2 apples in a pile on the desk . Each apple comes in a package of 7 . 4 apples are added to the pile . How many apples are there in the pile ?

Output: 6


Input: Consider Input: Joan 's cat had 8 kittens . She gave 2 to her friends . How many kittens does she have now ?

Output: 6


Input: Consider Input: The schools debate team had 5 boys and 40 girls on it . If they were split into groups of 9 how many groups could they make ?


Output: 5