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.

4483 + 3021 - 5582 - 3918 + 8842
2120

2131 + 4513 + 3760 - 9342 + 7779 + 4653 + 3111
-12343

3675 - 731 - 9809 + 5387 - 925 + 1523 + 4377

3853