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: 1673 - 3914 + 8016 + 5937 - 8915 + 4818

SOLUTION: -4269

PROBLEM: 2969 - 5770 - 665 + 516 - 1172 + 4904 - 384

SOLUTION: 5540

PROBLEM: 7897 - 9291 - 495 + 315 + 551 + 3212 + 3292

SOLUTION:
10313