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]: 2095 # 5428 @ 3055 @ 1752 @ 2919 # 3592 # 7407
[A]: -6606


[Q]: 281 @ 7793 @ 5184 # 2962 @ 4511
[A]: 14807


[Q]: 6541 @ 1928 # 637 # 7461
[A]:
371