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:
9909 - 1362 + 9804 + 5190 + 8223 - 3758
answer:
-8188


question:
8294 + 6661 + 4555 + 6171
answer:
-9093


question:
8364 + 850 - 2742 + 9920 - 9192
answer:

9528