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]: 8155 + 6800 - 6839 - 8047 + 3270
[A]: 12971


[Q]: 7291 - 941 - 33 + 3812 + 4851 - 8716 - 6838 - 740
[A]: 15896


[Q]: 7291 + 16 - 2650 + 4105 + 8533 + 8511 + 6187 - 2748
[A]:
-14663