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


[Q]: 7442 + 227 + 52 + 2436 - 3303 + 8408 + 4314
[A]: -4692


[Q]: 7666 + 2194 - 5534 + 8885
[A]:
2121