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: 1163 - 3809 + 5176 - 2533 + 4885 - 8890 - 506 + 5874

Answer: 966


Question: 3909 - 4736 + 2593 + 3592

Answer: 2460


Question: 7912 + 8493 - 6781

Answer:
6200