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]: 4945 # 9916 # 656 @ 6515 # 5000 @ 6599 # 9652
[A]: -7165


[Q]: 7071 # 9777 @ 3364 @ 6520 @ 6427 @ 879 # 801 @ 8721
[A]:
22404