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

Ex Input:
Charles has 4 apples . Jessica gives Charles 39 more . How many apples does Charles have in all ?

Ex Output:
43


Ex Input:
For a birthday party George bought 10 regular sodas and 22 diet sodas . If his fridge would only hold 4 on each shelf , how many shelves would he fill up ?

Ex Output:
8


Ex Input:
Last Saturday , Marie sold 425 magazines and 275 newspapers . What is the total number of reading materials she sold ?

Ex Output:

700