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:
2443 + 7109 + 4711
answer:
-9377


question:
9982 + 267 - 3418 + 8741 - 63 - 1771 + 4720
answer:
1506


question:
6853 + 3530 - 8246 - 9360 - 1848 - 1212
answer:

23989