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:
5773 - 2989 + 8993 + 6702 + 2237 - 1402 - 4236 - 1857
answer:
-1675


question:
1312 - 814 - 8592 - 4040 - 5158 + 6817
answer:
13099


question:
4515 - 2156 - 8427 - 2175
answer:

17273