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

281 @ 7793 @ 5184 # 2962 @ 4511
14807

5175 # 1386 # 5328 # 898 @ 5361 # 376 @ 1286 @ 861
4695

9742 @ 8792 # 8215 @ 1924 @ 4604 @ 8362 # 4329

20880