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: 519 - 9471 - 7173 - 34 - 5123 + 9104 - 2340 + 7208 - 3693

Answer: 12041


Question: 344 - 7553 + 7224 + 1616 + 672 + 916

Answer: -2531


Question: 6960 - 4418 + 5450 + 8475

Answer:
-2547