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

9039 @ 4996 @ 845 # 5409
9471

8137 @ 5006 # 7743 @ 1478
6878

3373 # 9592 # 2051

-8270