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]: 7773 @ 3264 # 8041 @ 4068 # 5476 # 5946 # 8987 # 7719
[A]: -21064


[Q]: 3935 # 7500 # 205 # 7262 # 5754 @ 116 # 8451 # 9591
[A]: -34712


[Q]: 2696 # 3718 # 9887 # 6550
[A]:
-17459