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: 4117 - 3380 - 4784

Answer: 12281


Question: 8338 + 7035 - 2067 - 1210 + 9433 + 1604

Answer: -6457


Question: 4531 + 5489 + 3094 - 5501

Answer:
1449