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]: 3970 # 8486 # 9402 # 8030 @ 4724 @ 8858
[A]: -8366


[Q]: 7006 @ 6105 @ 204 # 3666 @ 2134
[A]:
11783