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:
6020 + 1977 + 708 + 1899 + 3704
answer:
-2268


question:
1256 - 3248 - 3709 - 3019
answer:
11232


question:
7360 + 3348 - 6633 - 1657 - 7156 + 9780
answer:

9678