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: Luke was putting his spare change into piles . He had 5 piles of quarters and 5 piles of dimes . If each pile had 3 coins in it , how many coins did he have total ?

Output: 30


Input: Consider Input: Oliver had 35 dollars . For his birthday he got 50 more dollars but spent 84 on a new game . How much money does he have now ?

Output: 1


Input: Consider Input: A pet shelter had 9 puppies when another 12 were brought in . If 3 puppies a day are adopted , how long would it take for all of them to be adopted ?


Output: 7