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]: 9889 @ 8457 # 4692
[A]: 13654


[Q]: 2167 # 8760 # 4771 # 8633 @ 7929 @ 9784 @ 6892
[A]: 4608


[Q]: 6550 @ 1722 @ 7669 @ 39 @ 6144
[A]:
22124