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:
7240 - 3294 - 2859 + 1798 + 9958 - 6797
answer:
8434


question:
3586 - 8301 + 9044 + 6100 - 8837 + 8230 + 7670 - 8406
answer:
-1914


question:
5439 + 3068 - 178 - 2951 - 2878 - 1382 + 9232 - 3165 + 6424
answer:

-2731