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: 4264 - 4438 + 3871 + 7585 - 540 - 3455 - 6016

Answer: 7257


Question: 8213 - 7166 - 3524 + 2770 + 767 - 3629 - 7894

Answer: 26889


Question: 2642 + 3753 - 4934 + 3223 + 6904 + 7428 - 1974 - 2801

Answer:
-8957