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]: 5631 # 7224 @ 9746 # 8532 @ 8996 # 3971 # 8538 @ 5270 # 9789
[A]: -8411


[Q]: 9913 # 5573 @ 4921 # 723 # 9487 # 754 # 1667 @ 5543 @ 6626
[A]: 8799


[Q]: 7569 @ 9369 @ 9377 # 3212 @ 8173 @ 2988 # 7908
[A]:
26356