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]: 2057 # 2330 # 9059 # 2713 # 7404 @ 4349
[A]: -15100


[Q]: 4787 # 6151 # 6235
[A]: -7599


[Q]: 5299 # 8791 @ 6861
[A]:
3369