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.

9485 + 6349 - 1527 - 4730 - 5865 + 851 - 7415 - 3548 + 2868
22502

7344 + 9206 + 3989 + 5648 - 7620
-3879

1242 + 3224 + 8339 + 2828 - 526 + 4342

-16965