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]: 1021 # 2896 # 8239 # 5207 # 1962 # 5346
[A]: -22629


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


[Q]: 6565 # 7993 # 5053 # 4424 @ 1508 # 5944 # 4817
[A]:
-20158