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]: 6860 @ 2810 # 1038
[A]: 8632


[Q]: 16 @ 4157 @ 3953 @ 8863
[A]: 16989


[Q]: 1709 # 2270 # 1077 # 9681
[A]:
-11319