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


question:
7457 - 9732 + 1691 + 2450 + 16 + 1610 + 1729
answer:
9693


question:
9454 + 8935 - 9103 - 9391
answer:

19013