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.

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

306 + 2346 - 7752 + 7173
-1461

3517 + 9708 + 8898 - 5507 + 4578 - 1917 - 6254

-5989