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
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Question: 9930 # 7864 @ 6797 # 6092 @ 1146 @ 1388 # 8545 # 9163

Answer: -12403


Question: 4460 @ 9143 # 6720 # 8379 @ 1636 # 6526

Answer: -6386


Question: 8924 @ 276 @ 7557 @ 6358

Answer:
23115