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

2020 @ 862 # 5780
-2898

6860 @ 2810 # 1038
8632

7317 @ 7687 # 6684

8320