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

[Q]: 2404 @ 4359 # 5006 # 2796 # 6139
[A]: -7178


[Q]: 5177 @ 9496 # 845 @ 5246 @ 9906 @ 5654 @ 1721 @ 5303
[A]: 41658


[Q]: 180 @ 8375 @ 3694 @ 2127 # 6067
[A]:
8309