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.

6874 + 7308 - 3041
2607

4110 - 9440 + 557 + 7868 - 6315 + 2518 - 9049 + 3905 + 2052
12014

903 + 8051 + 3625 + 7564 - 2574 - 2443 - 1674 + 2905

-14551