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.

335 + 4730 + 4604 - 5559 + 7282 - 7812
-2910

4284 - 8233 + 2781 - 2769 - 5560 + 635 - 1706 + 1965 + 6794
10377

6342 - 222 + 9002 - 9419 + 8677 + 4971 - 4722 + 2299

-4244