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]: 7016 @ 5245 # 3568 # 3445 # 5282 # 7568
[A]: -7602


[Q]: 9285 # 5492 @ 6629 # 5477 @ 5969 # 8754
[A]: 2160


[Q]: 6947 # 7387 @ 3796 # 3145 @ 893 # 3823 @ 3949 # 3110
[A]:
-1880