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]: 1919 @ 7586 # 3931 @ 8451 # 8366
[A]: 5659


[Q]: 5142 # 5370 # 8292 @ 827 @ 9263 # 9184 @ 8692
[A]: 1078


[Q]: 7990 @ 87 @ 8583 # 345
[A]:
16315