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.

[EX Q]: 1229 - 4354 + 912 - 1766
[EX A]: 6437

[EX Q]: 3997 - 5279 - 8866 - 8214 - 3538 + 6690 - 4565 + 30
[EX A]: 27739

[EX Q]: 8839 - 9983 - 3719 - 3611 - 2970 - 601 + 5371
[EX A]:
24352