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:
2909 + 1799 - 984 + 4910 + 3253 - 6846 - 8324 - 9048
answer:
18149


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


question:
4929 - 4231 + 8489 - 8776 - 5325 + 1814
answer:

12958