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]: 6729 # 1204 # 5514 # 8079
[A]: -8068


[Q]: 9835 @ 3285 # 8713 # 3066
[A]: 1341


[Q]: 7507 @ 6490 # 462 # 9343 # 4339 # 3533 @ 8922
[A]:
5242