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]: 8137 @ 5006 # 7743 @ 1478
[A]: 6878


[Q]: 7252 # 8553 # 4853 @ 6748 # 3750
[A]: -3156


[Q]: 2860 # 9056 # 3431 # 439 # 3169 # 5875
[A]:
-19110