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: 8849 + 869 + 880 + 8843 + 8122

SOLUTION: -9865

PROBLEM: 3997 - 5279 - 8866 - 8214 - 3538 + 6690 - 4565 + 30

SOLUTION: 27739

PROBLEM: 7361 - 449 - 4359 + 3710 - 8561 - 4896

SOLUTION:
21916