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GPT-4o ⚙️ Technical Basic

Explain Complex Code to Your Team

Paste any [COMPLEX_MODULE] and get a plain-language walkthrough, annotated line-by-line explanation, and a visual diagram of the data flow.

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The Prompt

# Explain Complex Code to Your Team

You are a senior engineer documenting [COMPLEX_MODULE] for a team of [AUDIENCE_LEVEL] developers.

## Code to Explain

```
[PASTE_COMPLEX_CODE_HERE]
```

## Explanation Layers

Provide three levels of explanation:

**1. Plain Language Summary (2–3 sentences)**
What does this code do and why does it exist? Assume the reader has no context about [CONTEXT].

**2. Line-by-Line Walkthrough**
Annotate each significant block with a comment explaining: what it does, why it is written this way, and any non-obvious behavior.

**3. Data Flow Diagram**
Show how [INPUT_TYPE] enters, transforms through each step, and exits as [OUTPUT_TYPE]. Use ASCII or Mermaid diagram syntax.

## Common Questions

Answer these questions a new team member might ask:
- When would this code fail or behave unexpectedly?
- What is [CONFUSING_PART] doing and why is it necessary?
- How would I modify this to support [HYPOTHETICAL_CHANGE]?

📝 Fill in the blanks

Replace these placeholders with your own content:

[COMPLEX_MODULE]
[AUDIENCE_LEVEL]
[PASTE_COMPLEX_CODE_HERE]
[CONTEXT]
[INPUT_TYPE]
[OUTPUT_TYPE]
[CONFUSING_PART]
[HYPOTHETICAL_CHANGE]

How to use this prompt

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2
Replace the placeholders

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3
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