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.

9806 + 3365 + 4506 + 7148 - 8080 + 5035 + 2028 + 7278
-11474

5409 - 5550 + 3864 - 5911 + 5222
7784

8018 - 7884 + 1794 - 4256 + 4000 - 5708 + 2504 - 5943

23511