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

8422 @ 5670 # 5825 @ 3613
11880

1948 @ 7201 @ 611 # 9763 # 2998 # 5097 # 9302 # 3012 # 8272
-28684

9716 # 3963 @ 9482 # 1763 # 6099 # 3920 # 2974 @ 5049 @ 890

6418