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]: 8451 # 7523 @ 454 @ 459 @ 182 @ 6187 # 2835
[A]: 5375


[Q]: 7542 @ 5447 # 1409 # 4760 # 6595
[A]: 225


[Q]: 8825 # 655 @ 4518 # 6209 @ 4040 @ 4242 # 3433 @ 6719 @ 210
[A]:
18257