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:
4054 + 5873 - 3926 - 2524 + 5551 - 1721
answer:
801


question:
7169 + 1918 - 7501 + 5160 + 9033 - 3341 + 4286
answer:
-2386


question:
335 + 4730 + 4604 - 5559 + 7282 - 7812
answer:

-2910