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: 7528 - 4788 + 7674 + 4839 + 6930 + 4883 + 9734

Answer: -21744


Question: 1312 - 814 - 8592 - 4040 - 5158 + 6817

Answer: 13099


Question: 7407 - 6226 - 2864

Answer:
16497