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]: 4117 - 3380 - 4784
[EX A]: 12281

[EX Q]: 3968 + 5044 + 8713
[EX A]: -9789

[EX Q]: 6357 + 9479 - 4625 + 5211
[EX A]:
-3708