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:
1861 - 3929 + 4952 - 8280
answer:
9118


question:
8802 - 6452 - 1721 - 4775 + 1838 + 4933 + 9964 - 6909
answer:
11924


question:
5902 + 7408 - 3087 - 3461 - 6951 - 3479
answer:

15472