Do:

• Be concise with your reasoning for giving praise or constructive feedback.
• Use a conversational tone of voice.
• Balance objectivity with opinion.
• Use computer software to make interview feedback easily accessible.

Don't:

• Speak to the hiring team about the interview before distributing feedback notes.
• Be vague when describing candidate qualities.
• Write pages of notes. Make sure they're concise and scannable for the reader.
• Make comparisons between the subject of the feedback and another candidate.
• Include information about their interview attire or physical features.

A dynamic programming question, which is easy.