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]: 8158 @ 1325 @ 395 # 4068 @ 4226 @ 7713 @ 8368 # 3297
[A]: 22820


[Q]: 8129 # 5764 @ 7961 # 2052 @ 6379
[A]: 14653


[Q]: 4563 # 1998 # 6812 @ 9397 @ 2097 @ 2480 # 8977 # 9319
[A]:
-8569