In this task you will be given an arithmetic operation and you have to find its answer. The operators '+' and '-' have been replaced with new symbols. Specifically, '+' has been replaced with the symbol '@' and '-' with the symbol '#'. You need to perform the operations in the given equation return the answer
--------
Question: 8932 # 2337 @ 825 # 8463 @ 528

Answer: -515


Question: 4839 # 9558 @ 1236 # 8758 # 3209

Answer: -15450


Question: 6543 @ 9353 @ 2169 # 4681 @ 6446

Answer:
19830