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]: 1086 # 7477 # 9664 @ 5904 # 8033 # 5563
[A]: -23747


[Q]: 8689 @ 1844 @ 1780 @ 3138 # 2095
[A]:
13356