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:
7320 + 9337 - 31 + 8850 + 4804 + 230 - 9287 - 4572
answer:
-2011


question:
2372 + 1272 - 6861 - 1715 - 7374 + 9798 - 7485
answer:
14737


question:
3835 + 4789 - 5658 + 6282 + 7333 - 3579 + 2793 + 862
answer:

-8987