In this task you will be given an arithmetic operation and you have to find its answer. The symbols of operators '+' and '-' has been swapped i.e you need to perform subtraction when you see a '+' symbol and  addition in case of '-' symbol.

5292 + 3623 + 7450
-5781

8433 + 1618 + 9022 - 2431 - 8097 + 8068
253

7208 + 2074 + 2796 - 8783

11121