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]: 4970 @ 8711 @ 6188
[A]: 19869


[Q]: 6506 # 8715 @ 5800 @ 1904 @ 3642
[A]: 9137


[Q]: 2186 # 2436 # 4269 # 2175 @ 4101 # 2723 @ 6192 # 7530
[A]:
-6654