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

2367 @ 4877 @ 8467 @ 5488 # 987 # 8899
11313

381 # 4084 # 9377 # 3092
-16172

1032 @ 1277 # 3458 @ 3429 @ 4356

6636