Lld Notes

Write the note: Follow the section order from the guide. Every note must include:

• In One Line
• Core Idea
• Why Do We Need It?
• What Goes Wrong Without It?
• Simple Example (bad design → better design, in Java)
• Real Meaning
• Strong Mental Model
• Interview-Ready Definition
• Interview-Ready Why
• Common Interview Questions
• Fast Recall
• Questions To Ask In Design

Optional sections (include when relevant):

• Another Easy Example
• Good vs Bad Example
• Comparison With Related Concept

Check quality:

• Total length under ~120 lines.
• Short paragraphs, not long bullet lists.
• Conversational tone, not textbook.
• Java code snippets kept to 10-20 lines each.
• Common interview questions should have 1-2 line answers.
• No nested bullets. No dry lists of reasons.

Confirm: Tell the user the file was created and where it lives.