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

8157 # 6333 @ 7928
9752

7579 @ 2801 # 7154 @ 4185 # 825 @ 4256 @ 9614
20456

3276 # 8656 # 2580 @ 7528 @ 344 @ 6066 # 9323 # 6974 # 6635

-16954