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

693 # 2562 @ 733 # 3913 @ 310
-4739

7027 @ 2812 @ 3081 @ 8945 # 18 # 3273 @ 222 # 6452 # 5838
6506

2058 # 5471 # 9618

-13031