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:
961 + 1754 - 8392 + 2659 - 495 + 358
answer:
5077


question:
8602 - 1293 - 8063 - 4529 + 453 - 6407
answer:
28441


question:
4764 + 7869 + 4768
answer:

-7873