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.
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Question: 8929 - 6145 + 8551 - 1836 + 9159

Answer: -800


Question: 2776 - 8931 + 2788 + 8315 - 6570 + 8385 - 2789

Answer: 1578


Question: 4310 + 5678 + 9065 - 8181 + 5925 - 3189 + 558

Answer:
-5546