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

8780 # 5826 # 420 @ 8814 @ 5786 # 1725
15409

2919 # 2741 @ 497 @ 5230 @ 5250 @ 1797 # 4567 @ 8995 @ 6960
24340

268 # 8110 @ 7131 # 380 # 5444 @ 6287 # 6191 # 2369

-8808