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]: 3140 - 7915 + 2559 - 9684 + 4182 - 683 + 7754 + 763 + 4851
[A]: 1313


[Q]: 1815 - 3167 - 773
[A]: 5755


[Q]: 7530 - 9686 + 9091 - 341 - 509 - 934
[A]:
9909