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: 6815 - 396 - 2187 + 8526 + 1176 - 7273 - 9622

Answer: 16591


Question: 875 + 1299 - 1721 - 4432 - 7136 - 2468

Answer: 15333


Question: 7437 - 5451 - 5085 + 614 - 8829 + 3925 - 1602 + 3657 + 8267

Answer:
11941