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: 2181 + 397 + 8824 - 2945 + 612 + 9971 + 1036 - 7693

Answer: -8021


Question: 8602 - 1293 - 8063 - 4529 + 453 - 6407

Answer: 28441


Question: 9646 - 7518 - 1842 - 5149 + 3723

Answer:
20432