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: 6284 + 1234 + 9639 + 1470 + 4137 + 9445 + 5309 + 9797 - 4507

Answer: -30240


Question: 9488 + 7771 + 5889 + 9584 + 3302 - 1602 + 5806 - 8895 - 8030

Answer: -4337


Question: 1499 + 9404 - 4002 + 9081 + 1219 + 8958 + 2599 + 9456 + 7310

Answer:
-42526