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]: 3171 - 3678 - 3096 - 5842 - 3188
[A]: 18975


[Q]: 812 + 6106 - 2904 + 7738 + 7655 - 6987
[A]: -10796


[Q]: 9002 - 7580 + 7712 + 6959 - 9803 - 509 - 3503
[A]:
15726