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

9285 # 5492 @ 6629 # 5477 @ 5969 # 8754
2160

4809 # 9135 # 3011 # 4393 # 1039 # 3878 @ 1559 # 3798
-18886

7660 # 8216 @ 1976

1420

