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]: 540 @ 8823 @ 1244 # 1696 # 889 # 6035 # 5113 @ 2513
[A]: -613


[Q]: 4284 # 8233 @ 2781 # 2769 # 5560 @ 635 # 1706 @ 1965 @ 6794
[A]: -1809


[Q]: 3181 @ 1555 @ 5396 # 2914 @ 9701 # 933 @ 9631 # 7569 # 5384
[A]:
12664