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: 8571 - 5985 + 8912

Answer: 5644


Question: 9096 - 7913 + 7375 + 7790

Answer: 1844


Question: 2907 - 4078 - 889 - 6028 - 5293 + 4928 - 8735 + 3123

Answer:
19879