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: 3254 - 200 + 4450 - 6393 - 2480 + 4564 + 9650

SOLUTION: -6337

PROBLEM: 5279 - 2949 - 9227 - 4200 - 3399 - 5680 - 9769 + 7051 + 2369

SOLUTION: 31083

PROBLEM: 6737 + 7211 - 7931 + 851 + 9127 + 3279 + 1644 - 4446

SOLUTION:
-2998