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: 136 + 9772 - 2848 - 4980 + 6156 - 883 + 5407 + 3211

Answer: -15699


Question: 4810 - 7988 + 5646 + 8226 + 5009 - 1013 + 7246 - 4319 - 1934

Answer: -6063


Question: 3811 + 7686 + 3508 - 9617 - 2297 - 5842 + 2491

Answer:
7882