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]: 2027 # 965 # 9916 @ 7199 @ 844 @ 9780
[A]: 8969


[Q]: 8422 @ 5670 # 5825 @ 3613
[A]: 11880


[Q]: 1307 # 8887 # 6684 # 7060 @ 8960 # 5384 # 8854 @ 6632 @ 255
[A]:
-19715