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]: 3363 @ 4009 @ 5612 # 7774 @ 1547 @ 531 @ 9025 @ 3155 # 3948
[A]: 15520


[Q]: 5474 @ 2497 @ 6991 @ 302 # 1963 # 6932 # 5953 # 4859
[A]: -4443


[Q]: 1335 # 4724 # 9411
[A]:
-12800