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]: 9012 # 7958 # 951 # 3753 @ 5601 @ 8942 @ 2251 @ 4526
[A]: 17670


[Q]: 6420 @ 6956 @ 9478 # 4046
[A]: 18808


[Q]: 9078 # 4168 @ 6119 @ 2653
[A]:
13682