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

6860 @ 2810 # 1038
8632

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

5105 # 3307 @ 4959 # 2534 @ 6237 @ 1762 # 1828 @ 7406

17800