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]: 5245 # 2258 @ 1333 # 9626 @ 7040 @ 9804
[A]: 11538


[Q]: 519 @ 9686 @ 3145 # 9320
[A]: 4030


[Q]: 3401 # 8023 # 2615 @ 6062 # 4440 @ 1910
[A]:
-3705