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]: 1569 # 724 @ 3737 @ 6220 # 1360 # 172 # 1027 # 3566 # 9663
[A]: -4986


[Q]: 958 # 263 # 1097 @ 3868 # 3982
[A]: -516


[Q]: 766 @ 2197 @ 3512 # 809 # 4921 @ 9785 # 6429 @ 9192 @ 4840
[A]:
18133


