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: 2653 + 9718 - 3237 + 2973 - 6895 - 18

Answer: 112


Question: 6245 + 6705 - 5181 + 7350 - 5051 - 8984 - 476 + 3773

Answer: 8109


Question: 3709 + 206 - 4363 + 3129 + 2506

Answer:
2231