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.

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

7291 - 941 - 33 + 3812 + 4851 - 8716 - 6838 - 740
15896

2377 + 4500 - 8359 + 9946 - 9011

5301