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

Input: Consider Input: A company invited 18 people to a luncheon , but 12 of them did n't show up . If the tables they had held 3 people each , how many tables do they need ?

Output: 2


Input: Consider Input: Rachel bought two coloring books . One had 24 pictures and the other had 39 . After one week she had already colored 4 of the pictures . How many pictures does she still have to color ?

Output: 59


Input: Consider Input: At the arcade Victor won 46 tickets . If he spent 27 tickets on a beanie and later won 39 more tickets , how many would he have ?


Output: 58