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]: 9731 # 5427 @ 606 @ 9242 # 5166 @ 659 @ 5124 @ 2482 # 2031
[A]: 15220


[Q]: 2234 @ 8231 @ 1652 @ 1325
[A]:
13442