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:
8455 + 5516 - 2131 + 6151 + 6314 + 9308 + 5493
answer:
-22196


question:
8053 - 8275 + 3672 - 7233 + 8748 - 1270 - 6997 - 7566 + 5689
answer:
21285


question:
9390 - 9744 - 8138
answer:

27272