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]: 958 # 263 # 1097 @ 3868 # 3982
[A]: -516


[Q]: 9012 @ 4688 # 2482 # 8827 # 2749 # 259 # 8385
[A]: -9002


[Q]: 4562 @ 1953 # 2565 # 7605
[A]:
-3655