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]: 2560 @ 144 @ 6785 @ 572 # 5190 @ 1929
[A]: 6800


[Q]: 4450 @ 6117 @ 7211 @ 798 # 5672 @ 8025 @ 4629 # 910
[A]:
24648