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

[EX Q]: 8603 @ 6832 @ 2275 # 7856
[EX A]: 9854

[EX Q]: 6729 # 1204 # 5514 # 8079
[EX A]: -8068

[EX Q]: 3705 # 2556 # 9099
[EX A]:
-7950