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

2285 @ 1970 @ 4720
8975

7539 # 9710 # 800 # 5609
-8580

3058 # 992 @ 4747 @ 180 # 1688 # 9392

-4087