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

[EX Q]: 3651 @ 4392 @ 7612 # 1575 @ 8307
[EX A]: 22387

[EX Q]: 2640 @ 8781 # 880 # 1845 # 9549 # 4919 # 636
[EX A]:
-6408