{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to use create_program_address to generate destination addresses and reduce computational cost?","a":"Apply algorithm optimization: When writing code, use appropriate algorithm optimization techniques, such as spatial complexity  optimization, temporal complexity optimization, etc."}]}],"pr":"c59313968df4540df6f2414d34b1289af271449320332d426e909897f7c3b774"}