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]: 5299 - 8791 + 6861
[A]: 7229


[Q]: 7163 + 3916 + 4926 + 2532 - 2743 - 5389 + 7290
[A]: -3369


[Q]: 4694 + 8400 - 2016
[A]:
-1690