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]: 23 - 7991 - 1064 + 8364
[EX A]: 714

[EX Q]: 597 + 4303 + 4507 + 4779 - 8079
[EX A]: -4913

[EX Q]: 4368 - 8055 + 1962 - 9417 + 1902 - 3356 + 5662 + 7377
[EX A]:
8293