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

Input: Consider Input: Recently , the value of Kate 's retirement fund decreased by $ 12 . If her fund was worth $ 1472 before , how much is it worth now ?

Output: 1460


Input: Consider Input: There are 88 candies in a box . Lisa has 18 candies in a bag . Diana takes 6 candies out of the box . How many candies are left in the box ?

Output: 82


Input: Consider Input: There were originally 20817 houses in Lincoln County . During a housing boom , developers built 97741 . How many houses are there now in Lincoln County ?


Output: 118558