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:
3123 + 9519 - 2864 + 9440 - 756 + 252
answer:
-12468


question:
1470 + 1395 + 3788 + 7517 + 2388 - 431 - 2393 + 4241 - 560
answer:
-14475


question:
5697 + 2729 - 3543 + 9044 + 4723 - 4493
answer:

-2763