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:
7961 - 5474 + 4234 - 4358 - 7627 - 2291 - 9771 + 9867 - 813
answer:
24194


question:
9051 - 8971 + 6555 - 1135 - 4091 + 9374 + 9487 + 1868
answer:
-4036


question:
7686 + 8753 + 1402 - 3760 - 9121 + 5705 + 9002
answer:

-4295