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.

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


[Q]: 7409 + 7579 + 4759 + 5088
[A]: -10017


[Q]: 8213 - 7166 - 3524 + 2770 + 767 - 3629 - 7894
[A]:
26889