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
Example: 6 @ 17
Example solution: 23
Example explanation: Here, '@' represents the addition operation. So, the answer is 23 (6+17=23).

Problem: 6447 # 8359 # 9364 # 3868 @ 4095 @ 1870 # 3698 @ 2381

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Solution: -10496