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]: 6385 # 7829 @ 2463 @ 3411 # 652 # 5880 # 6454
[A]: -8556


[Q]: 3337 @ 9906 @ 9733 # 853 @ 5075 # 2064 @ 9450 # 3886
[A]: 30698


[Q]: 5634 # 7997 @ 8248 @ 1465 # 3986
[A]:
3364