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

[Q]: 7686 @ 8753 @ 1402 # 3760 # 9121 @ 5705 @ 9002
[A]: 19667


[Q]: 8196 @ 7820 # 8484 # 7462 @ 8007 # 414
[A]: 7663


[Q]: 95 # 2005 # 7906 @ 7137
[A]:
-2679