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

1229 - 4354 + 912 - 1766
6437

4685 - 3751 - 5266 + 2023 - 1398 + 9926 - 5442 + 9160 - 6231

5664