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:
3171 - 3678 - 3096 - 5842 - 3188
answer:
18975


question:
9489 - 1093 - 1183
answer:
11765


question:
1363 - 1880 + 7946 - 2863
answer:

-1840