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.

8571 - 5985 + 8912
5644

395 - 3060 - 445 + 3450 + 3365
-2915

3337 - 3446 + 5722 + 7773 - 2384 - 4172 + 323 - 6650

6171