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

2113 # 9012 @ 5533 @ 5034 # 9159 # 2169 # 9889
-17549

427 # 7974 # 7564 @ 2404 # 4955 # 1239 # 1518 @ 906
-19513

8342 @ 7182 # 1265 # 4855

9404