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: 1678 - 831 + 1988 - 3248 - 7672 + 8515 + 5236 - 2764 - 6078

Answer: 6532


Question: 242 - 3824 + 6718 - 4276 + 8975

Answer: -7351


Question: 2140 + 5582 + 6942 + 7359 + 1955 - 9698 - 611

Answer:
-9389