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]: 5270 - 8957 + 6318 - 3390
[A]: 11299


[Q]: 6894 + 3927 + 7884 - 4132 - 6563 + 4281
[A]: 1497


[Q]: 3939 + 1097 - 8923 - 8856 + 9211 - 1843
[A]:
13253