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]: 126 @ 8943 @ 2476 # 7766 @ 2271 # 7213 @ 6602 # 8086 @ 2129
[A]: -518


[Q]: 2821 @ 5327 # 3350 # 3607 @ 7010 @ 6824 # 9975 # 38
[A]: 5012


[Q]: 6330 # 3946 @ 4262 @ 6808 @ 6204
[A]:
19658