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]: 9467 + 7102 - 1964
[EX A]: 4329

[EX Q]: 1075 - 4704 - 8582 + 2960 + 8010 + 617 - 4972 + 2013
[EX A]: 5733

[EX Q]: 8284 - 9774 - 4929
[EX A]:
22987