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]: 4117 - 3380 - 4784
[A]: 12281


[Q]: 7272 + 8958 - 7231 + 6616
[A]: -1071


[Q]: 837 + 118 + 1503 - 3288 + 6669 - 1394
[A]:
-2771