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]: 2416 @ 4557 @ 9089 @ 8858
[A]: 24920


[Q]: 1380 @ 6582 # 4036
[A]: 3926


[Q]: 3249 # 594 # 9160
[A]:
-6505