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: 3980 + 6122 + 3529 - 9952

Answer: 4281


Question: 6589 - 9791 + 4411 + 1562 - 9983

Answer: 20390


Question: 8289 - 9927 + 6769 + 6136 - 9658 + 6631 - 7150 - 1317 + 319

Answer:
16486