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]: 1721 # 7193 # 7392 # 8999 # 7847 @ 5571 @ 4439 @ 7158 # 6030
[EX A]: -18572

[EX Q]: 2285 @ 1970 @ 4720
[EX A]: 8975

[EX Q]: 1696 @ 3250 @ 9358
[EX A]:
14304