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:
2144 - 4158 + 4207
answer:
2095


question:
2848 - 3478 + 9230 + 3585 + 8537 - 3821
answer:
-11205


question:
4934 + 2436 - 3821 + 7571 - 1982 - 4612 + 4732
answer:

610