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]: 5235 @ 3917 @ 4902 @ 3831 # 6517
[A]: 11368


[Q]: 4737 # 8536 @ 5633 # 1731 @ 3807 # 520 @ 1622
[A]: 5012


[Q]: 3481 @ 8316 @ 7831 # 1357 # 5360
[A]:
12911