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]: 1077 @ 2451 @ 9445 @ 1297 @ 2639 # 27 # 9331 @ 8713
[A]: 16264


[Q]: 2057 # 2330 # 9059 # 2713 # 7404 @ 4349
[A]: -15100


[Q]: 1795 @ 5433 @ 8822 @ 4727
[A]:
20777