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]: 4286 + 2085 - 8347
[EX A]: 10548

[EX Q]: 2078 + 3891 + 2060
[EX A]: -3873

[EX Q]: 237 - 2791 + 1129 - 9321
[EX A]:
11220