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

298 @ 1699 @ 1367 @ 5001
8365

3298 @ 1140 @ 3407 # 8200 # 7383 # 6043 @ 5264
-8517

2780 @ 966 # 8616 @ 2257

-2613