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]: 720 # 1309 @ 989 @ 1211 # 5749 # 7 @ 3147 # 9792 # 1243
[A]: -12033


[Q]: 2808 @ 9510 # 4684 @ 8160 # 7003 # 6631 # 9199 # 455
[A]: -7494


[Q]: 3833 # 3731 @ 9006 @ 8812 # 1612 # 7318 # 9913
[A]:
-923