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

473 # 2568 @ 9771 # 2525 @ 3277 @ 261 # 8230 @ 6021
6480

1559 # 9981 # 6881
-15303

1620 # 2936 @ 8275 @ 1659 # 5719 @ 5448 # 8077 # 9873

-9603