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: 9493 + 2402 - 721 + 5448 + 2919

Answer: -555


Question: 812 + 6106 - 2904 + 7738 + 7655 - 6987

Answer: -10796


Question: 3965 + 4333 + 603 + 5429 + 625 + 4204 - 2456 - 4234

Answer:
-4539