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]: 6915 @ 3564 # 9197 # 9440 # 1112 @ 382 @ 9681 # 6512 # 9658
[A]: -15377


[Q]: 7376 @ 9212 @ 1713 # 9993
[A]: 8308


[Q]: 4591 # 403 @ 452 @ 2317 # 8674 # 295 @ 9678 @ 8538
[A]:
16204