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]: 6203 # 8978 # 1139 @ 240 # 4716
[A]: -8390


[Q]: 2243 # 9188 # 3609 # 6813 @ 6109 @ 6045
[A]: -5213


[Q]: 7396 # 9271 # 1149 # 4081 @ 8163 # 8136 # 6576
[A]:
-13654