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:
6817 + 2415 - 9368 - 2334
answer:
16104


question:
5270 - 8957 + 6318 - 3390
answer:
11299


question:
6186 + 2074 - 1970 + 339 + 6442 + 4264
answer:

-4963