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

2416 @ 4557 @ 9089 @ 8858
24920

6543 @ 9353 @ 2169 # 4681 @ 6446
19830

4823 # 1646 # 3142 @ 1370 # 2445 @ 4019

2979