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.

5527 - 35 - 9988 + 7417 - 5498
13631

812 + 6106 - 2904 + 7738 + 7655 - 6987
-10796

3034 + 2718 + 4313 + 2233 + 151

-6381