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.

Ex Input:
Luke was organizing his baseball cards in a binder with 3 on each page . If he had 3 new cards and 9 old cards to put in the binder , how many pages would he use ?

Ex Output:
4


Ex Input:
For Halloween Debby and her sister combined the candy they received . Debby had 32 pieces of candy while her sister had 42 . If they ate 35 pieces the first night , how many pieces do they have left ?

Ex Output:
39


Ex Input:
There were 30 girls and 36 boys trying out for the schools basketball team . If only 10 of them got called back , how many students did n't make the cut ?

Ex Output:

56