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

2994 # 4380 @ 6720
5334

3556 # 1722 @ 9362 # 7616 # 7893
-4313

8094 # 4299 # 9102 @ 1849

-3458