Detailed Instructions: Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.
Q: In a complaint to Macally regarding intermittent charging, their response was:Macally PS-AC4 AC Power Adapter for Apple G4Thank you for contacting us.Our PS-AC4 has problem with the 12" PowerBook G4. At this moment, we do not have any working one for your computer.
A:
Negative