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: 2226 - 7329 - 3547

SOLUTION: 13102

PROBLEM: 1123 - 8657 + 3476 - 5278 + 717 - 1557 + 6614 + 1549

SOLUTION: 4259

PROBLEM: 5010 - 4993 + 8256 + 6028 + 2898 - 2902 - 6438 + 6200 - 1890

SOLUTION:
-2149