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]: 8916 # 6070 # 4406 # 1732 # 434 @ 143 # 9650 @ 8419 # 4599
[A]: -9413


[Q]: 2269 # 7857 @ 1906 @ 1098 # 6308 # 1142 @ 2063
[A]: -7971


[Q]: 9859 # 6263 # 2617 # 9944 @ 528 # 2148 # 153
[A]:
-10738