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]: 281 @ 7793 @ 5184 # 2962 @ 4511
[A]: 14807


[Q]: 2285 @ 1970 @ 4720
[A]: 8975


[Q]: 781 @ 6816 @ 5971
[A]:
13568