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: 8354 + 2602 + 1315

Answer: 4437


Question: 2367 + 2751 + 138 + 6347 + 5297

Answer: -12166


Question: 9158 - 3620 - 6265 - 4678

Answer:
23721