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:
1861 - 3929 + 4952 - 8280
answer:
9118


question:
3428 - 8444 - 2270 - 3241 - 1368 - 8884 - 6840 - 5265
answer:
39740


question:
2177 - 4587 - 4618 - 834 - 3735
answer:

15951