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]: 8079 @ 5498 @ 5803 @ 711 # 9604 @ 7533
[A]: 18020


[Q]: 634 # 6766 # 1458 # 4376 @ 9425
[A]: -2541


[Q]: 4146 # 4860 # 1618 # 1947 @ 615 @ 6183 # 1291
[A]:
1228