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

605 @ 9301 @ 640 # 9148 # 8015
-6617

298 @ 1699 @ 1367 @ 5001
8365

8098 # 4341 # 9976 # 6863 # 3608 # 5905

-22595