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]: 3126 - 612 - 9485 - 3358 + 8070
[A]: 8511


[Q]: 1231 + 6657 - 8263
[A]: 2837


[Q]: 3543 + 3942 - 5472
[A]:
5073