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]: 2285 @ 1970 @ 4720
[EX A]: 8975

[EX Q]: 9318 @ 858 @ 9508 @ 5403 # 5141 @ 6503 @ 9412
[EX A]: 35861

[EX Q]: 8061 @ 7453 @ 9758 @ 816 # 40 @ 4281 @ 7708 @ 5051 @ 8221
[EX A]:
51309