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:
2167 - 8760 - 4771 - 8633 + 7929 + 9784 + 6892
answer:
-274


question:
2010 + 6744 - 5577 - 1182 + 8811
answer:
-6786


question:
564 + 2712 + 3759 + 3309
answer:

-9216