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

4460 @ 9143 # 6720 # 8379 @ 1636 # 6526
-6386

4956 # 4259 # 3459
-2762

8652 # 9357 # 5534 @ 1202 # 8889 # 646

-14572