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:
3089 - 6778 - 3604 - 1052 - 1332
answer:
15855


question:
4203 - 2197 - 5419 - 9369 + 4447 - 2386 - 94
answer:
19221


question:
3595 + 8502 - 3865
answer:

-1042