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]: 281 @ 7793 @ 5184 # 2962 @ 4511
[EX A]: 14807

[EX Q]: 3556 # 1722 @ 9362 # 7616 # 7893
[EX A]: -4313

[EX Q]: 3844 # 5783 @ 7487
[EX A]:
5548