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

3164 # 160 @ 1567 # 8453 # 9293 @ 9371
-3804

473 # 2568 @ 9771 # 2525 @ 3277 @ 261 # 8230 @ 6021
6480

7310 # 6252 @ 893 # 4991 # 8765 # 1363 @ 8024

-5144