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

3055 - 3062 - 5311
11428

4244 + 814 + 5879 + 8847 - 7704 + 7795 + 7546 + 9591 - 5007

-23517