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: sam invited 9 friends to a birthday party but 6 could n't come . if he wanted to buy enough cupcakes so each person could have exactly 2 how many should he buy ?

Output: 6


Input: Consider Input: catherine has 18 bottle caps and 19 blocks . if she shares the bottle caps among 6 friends how many bottle caps does each friend get ?

Output: 3


Input: Consider Input: chris is inviting 82 friends to a party . he has 1804 cookies and 10 peices of candy . how many cookies will each friend get ?


Output: 22