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]: 8769 @ 9595 # 7775 # 3412 # 7 @ 4689 # 4368
[A]: 7491


[Q]: 1508 # 9607 @ 9117 @ 1943 # 3539 # 8743 # 2584 @ 7819
[A]: -4086


[Q]: 4038 @ 4722 # 8716 # 6729
[A]:
-6685