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: 2982 + 9912 - 1386 + 7183 + 259 - 2370

SOLUTION: -10616

PROBLEM: 9485 + 6349 - 1527 - 4730 - 5865 + 851 - 7415 - 3548 + 2868

SOLUTION: 22502

PROBLEM: 4414 + 9387 + 814 + 628

SOLUTION:
-6415