{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What does the instruction set of System Program include?","a":"Input/output instructions: Used for data interaction with external devices, such  as reading sensor data, etc."}]}],"pr":"4f38537138d8d17fd1f8c302049d3d15b9481f4ed6882a126b0cbe1d32a9c0a6"}