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]: 569 + 2078 + 2757 - 9211
[EX A]: 4945

[EX Q]: 9301 + 1619 - 7459 + 5871 + 2497 + 4093 + 7957 - 1085 - 6698
[EX A]: 2506

[EX Q]: 7950 + 7836 + 681 - 461 + 2641
[EX A]:
-2747