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]: 693 # 2562 @ 733 # 3913 @ 310
[A]: -4739


[Q]: 5662 @ 7781 # 5682 @ 864 @ 6796 @ 2353 @ 1100 # 7566
[A]: 11308


[Q]: 728 # 6271 @ 6918 # 8562 @ 9378
[A]:
2191