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: 2167 - 8760 - 4771 - 8633 + 7929 + 9784 + 6892

Answer: -274


Question: 9625 - 1139 - 9303

Answer: 20067


Question: 7287 - 5262 + 5676 + 2785 - 2784 + 1820 - 4415

Answer:
9467