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]: 4364 # 2781 # 7674 # 4801 @ 898 @ 7562 @ 5925 @ 648 @ 7768
[A]: 11909


[Q]: 3816 @ 8163 # 9273 @ 2037 @ 8051 @ 826
[A]: 13620


[Q]: 4273 # 6582 @ 6815 # 2042 @ 4183 # 5749
[A]:
898