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

1808 # 5352 # 8697 @ 5058 @ 8777 @ 8089 # 9688 @ 9784
9779