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.

136 - 3238 + 3781 - 6552 - 4884 + 5366 - 657
6320

9051 - 8971 + 6555 - 1135 - 4091 + 9374 + 9487 + 1868
-4036

8604 + 9092 - 8119 + 9875 + 5675 + 1666 + 3494 - 4800

-8279