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]: 1948 @ 7201 @ 611 # 9763 # 2998 # 5097 # 9302 # 3012 # 8272
[A]: -28684


[Q]: 8196 @ 7820 # 8484 # 7462 @ 8007 # 414
[A]: 7663


[Q]: 839 @ 2740 @ 8565 # 4593 # 2060 # 2846 # 2159 @ 7955
[A]:
8441