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]: 1482 # 6461 @ 804 # 8626 # 8564
[A]: -21365


[Q]: 2377 @ 4500 # 8359 @ 9946 # 9011
[A]: -547


[Q]: 4546 # 6895 @ 6331 # 191 # 1950 # 9470 @ 9577
[A]:
1948