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

16 @ 4157 @ 3953 @ 8863
16989

9504 # 5838 @ 6008 @ 5759 @ 2689
18122

7019 # 1022 # 7169 @ 5961 # 5169 @ 9948 # 9185 # 4184

-3801