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]: 7775 # 9805 # 8727
[A]: -10757


[Q]: 4596 # 4475 # 6599
[A]: -6478


[Q]: 6808 @ 4710 @ 4841 # 7621 # 6308 # 881
[A]:
1549