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

6557 @ 9368 # 307 @ 2982 # 8398 # 9241 # 4697 # 6790
-10526

7347 # 9135 # 9303 @ 1078 # 3054 @ 4217 @ 4075
-4775

8480 @ 7599 @ 4675 # 2562

18192