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]: 1059 # 7372 @ 4733 @ 9323 # 2108 @ 1244 @ 4077 # 7899 # 5842
[A]: -2785


[Q]: 9039 @ 4996 @ 845 # 5409
[A]: 9471


[Q]: 2839 # 7124 @ 4191 # 740 @ 137
[A]:
-697