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]: 2598 # 1930 @ 3599
[A]: 4267


[Q]: 6420 @ 6956 @ 9478 # 4046
[A]: 18808


[Q]: 3932 # 9824 # 979 @ 8515
[A]:
1644