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

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

4364 # 2781 # 7674 # 4801 @ 898 @ 7562 @ 5925 @ 648 @ 7768
11909

3894 # 3818 # 2119 # 6333

-8376