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: 3909 - 4736 + 2593 + 3592

SOLUTION: 2460

PROBLEM: 1887 - 5213 + 516 - 4107 - 7681 - 125 - 1788 + 124 - 1460

SOLUTION: 21621

PROBLEM: 8167 - 2013 - 7923 - 8497 + 9232 - 4112 - 868

SOLUTION:
22348