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]: 4286 + 2085 - 8347
[A]: 10548


[Q]: 9885 + 402 + 66 + 4818 + 2654 - 4301 + 2712 + 5842 - 2959
[A]: 651


[Q]: 8203 + 2261 + 8658
[A]:
-2716