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.

938 + 566 + 5270 + 5634 - 7451 - 114
-2967

4331 - 362 - 8646 - 8722 + 6424 + 4083 - 579 + 4561
7572

2537 - 3199 + 5925 + 8172 + 3564 + 8810

-20735