instruction:
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.
question:
8711 + 5319 - 3967 - 9285 + 2276
answer:
14368


question:
8929 - 6145 + 8551 - 1836 + 9159
answer:
-800


question:
4117 - 3380 - 4784
answer:

12281