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

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

[EX Q]: 877 # 7761 # 7154 # 4993 # 2712
[EX A]: -21743

[EX Q]: 3463 # 7746 # 8373 # 6146 @ 1894
[EX A]:
-16908