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]: 8782 @ 1837 # 6954
[A]: 3665


[Q]: 5631 # 7224 @ 9746 # 8532 @ 8996 # 3971 # 8538 @ 5270 # 9789
[A]: -8411


[Q]: 6153 @ 101 @ 5153 @ 8065 # 8676 @ 6620 # 9007 # 4950
[A]:
3459