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]: 7178 # 2086 # 1606 @ 4624 @ 4559 # 4855
[A]: 7814


[Q]: 4368 # 7312 @ 7468 # 4833 # 1476 # 42
[A]: -1827


[Q]: 9471 @ 8514 # 7409 # 6069 # 8704 @ 7384
[A]:
3187