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]: 4460 @ 9143 # 6720 # 8379 @ 1636 # 6526
[A]: -6386


[Q]: 2678 # 5467 @ 8355 # 3124 # 5654
[A]: -3212


[Q]: 2721 # 6310 # 6773 # 2461 # 3085
[A]:
-15908