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.

2605 - 3453 + 5543 + 2400 + 8799 + 3298 + 4981 + 9739 - 178
-28524

4533 - 9566 - 2287 + 4647 + 5056 + 6340 + 777 - 4673 + 2170
2069

1880 - 4484 - 890 - 9861 - 7758 + 1281 + 1053

22539