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: 452 - 5631 - 8307 - 1886 + 4631 + 1695 + 4411 - 769

Answer: 6308


Question: 4303 + 4581 + 3027 - 9269 + 3325

Answer: 2639


Question: 1566 + 1639 - 814 - 5278 + 1717 - 4304 - 6735 + 1407

Answer:
13934