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]: 9731 # 5427 @ 606 @ 9242 # 5166 @ 659 @ 5124 @ 2482 # 2031
[A]: 15220


[Q]: 4449 @ 4019 @ 7637
[A]: 16105


[Q]: 9628 @ 861 # 5879 # 7429 # 2422 # 2133
[A]:
-7374