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: Luke made 9 dollars mowing lawns and 18 dollars weed eating . If he only spent 3 dollar a week , how long would the money last him ?

Output: 9


Input: Consider Input: There are 46 children in the classroom , each student will get 4 dozen pencils . How many pencils will the teacher have to give out ?

Output: 2208


Input: Consider Input: In a video game , each enemy defeated gives you 3 points . If a level has 6 enemies total and you destroy all but 2 of them , how many points would you earn ?


Output: 12