TASK DEFINITION: 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.
PROBLEM: 1724 - 4426 - 960 - 8997 - 5797 + 8037 - 7699 + 3023

SOLUTION: 18543

PROBLEM: 5539 + 616 - 1640 - 7665 - 8787 - 5104 + 8431 + 9502

SOLUTION: 10186

PROBLEM: 5248 + 1133 + 2927 + 825 + 2249 - 8190 + 8642

SOLUTION:
-2338