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

6063 - 1864 - 483 - 1341 - 2631 + 8383 - 1284
5283

7616 - 937 + 5615 + 7626 - 2497 + 7474

-9665