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]: 7733 - 8455 - 6291 - 3837 - 994
[A]: 27310


[Q]: 4515 - 2156 - 8427 - 2175
[A]: 17273


[Q]: 3543 + 867 + 5891
[A]:
-3215