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:
138 + 3973 - 6085 - 3324 + 6921 + 4411 + 1113 + 8310
answer:
-15181


question:
242 - 3824 + 6718 - 4276 + 8975
answer:
-7351


question:
2110 + 2472 + 2795
answer:

-3157