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Interpreter: sync post code blocks to repo exactly (Javadoc wording), H6 file labels + explanatory paragraphs between every block, Java 25 note, README mapping

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2026-06-24 17:40:29 +05:30
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@@ -479,6 +479,23 @@ javac 03-behavioral/visitor/*.java -d out/visitor
java -cp out/visitor visitor.Main
```
### Interpreter (`03-behavioral/interpreter/`)
| Post Section | File(s) |
|---|---|
| Implementation: Math Expression Evaluator — the AbstractExpression | `Expression.java` |
| Implementation: Math Expression Evaluator — the TerminalExpression | `NumberExpression.java` |
| Implementation: Math Expression Evaluator — AddExpression | `AddExpression.java` |
| Implementation: Math Expression Evaluator — SubtractExpression | `SubtractExpression.java` |
| Implementation: Math Expression Evaluator — MultiplyExpression | `MultiplyExpression.java` |
| Implementation: Math Expression Evaluator — wiring it together | `Main.java` |
Run it:
```bash
javac 03-behavioral/interpreter/*.java -d out/interpreter
java -cp out/interpreter interpreter.Main
```
## Reference
- *Design Patterns: Elements of Reusable Object-Oriented Software* — Gamma, Helm, Johnson, Vlissides