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.

3428 - 8444 - 2270 - 3241 - 1368 - 8884 - 6840 - 5265
39740

2306 - 650 - 3209
6165

1598 + 2236 + 5043 - 5588 - 3558 + 4116 + 7621

-8272