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: 4839 - 962 + 7552

Answer: -1751


Question: 6927 - 2357 + 8911 - 4674 - 2728 + 9726 - 1304 - 3277

Answer: 2630


Question: 270 - 2492 + 2569 - 8901 + 5745 + 650 + 8998

Answer:
-6299