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.

7165 + 3630 + 9021 - 4140 + 319
-1665

9231 - 9608 - 4765 - 8085 - 9489
41178

8213 + 7145 + 5203 - 2621 + 1654 - 1844

-1324