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]: 2931 @ 2088 @ 4090 # 4838 # 6154 # 8570 @ 8518 @ 1737
[A]: -198


[Q]: 9645 @ 911 @ 6748 # 3005 # 3625 # 87 @ 3003 # 5587 # 1382
[A]: 6621


[Q]: 9929 @ 2651 @ 6102 @ 6434
[A]:
25116