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.

[Q]: 4899 + 5775 - 8386 + 4273
[A]: 3237


[Q]: 9910 + 9584 - 6394 - 5927
[A]: 12647


[Q]: 9261 - 7923 + 2860 - 8743 - 2971 + 9367
[A]:
16671