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: 2596 + 8164 - 6385 + 6704

Answer: -5887


Question: 8155 + 6800 - 6839 - 8047 + 3270

Answer: 12971


Question: 1011 - 5404 + 4286 - 549 - 4178 - 1559

Answer:
8415