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]: 2339 @ 2821 # 2234 @ 1271 @ 471
[A]: 4668


[Q]: 524 @ 1123 # 5900 # 4128 # 1486 # 9545
[A]: -19412


[Q]: 1843 # 6040 @ 1338 # 1160 @ 5624
[A]:
1605