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.

[EX Q]: 5634 - 7997 + 8248 + 1465 - 3986
[EX A]: 7904

[EX Q]: 5774 + 1888 + 5355 - 6957 - 7140 - 9762
[EX A]: 22390

[EX Q]: 8872 + 6527 + 8150 + 638
[EX A]:
-6443