Enchance navigation to problem statement

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+reference.txt

Learning_2.0/Problems/navigate.md

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+# Design Pattern Problem Statements
+
+This repository contains various problem statements categorized by design patterns. Each section includes links to problem statements that demonstrate the implementation of specific design patterns, along with relevant tags or keywords for easier navigation.
+
+## Creational Patterns
+
+| Problem Statement                                         | Tags                     |
+|----------------------------------------------------------|--------------------------|
+| [Problem Statement Name 1](creational-pattern-problems/problemStatementName1.md) | Factory, Singleton     |
+| [Problem Statement Name 2](creational-pattern-problems/problemStatementName2.md) | Builder, Prototype     |
+| [Problem Statement Name 3](creational-pattern-problems/problemStatementName3.md) | Abstract Factory       |
+| [Problem Statement Name 4](creational-pattern-problems/problemStatementName4.md) | Object Pool            |
+
+---
+
+## Behavioral Patterns
+
+| Problem Statement                                         | Tags                     |
+|----------------------------------------------------------|--------------------------|
+| [Problem Statement Name 5](behavioral-pattern-problems/problemStatementName5.md) | Strategy, Observer      |
+| [Problem Statement Name 6](behavioral-pattern-problems/problemStatementName6.md) | Command, Iterator       |
+| [Problem Statement Name 7](behavioral-pattern-problems/problemStatementName7.md) | Mediator, Memento       |
+
+---
+
+## Structural Patterns
+
+| Problem Statement                                         | Tags                     |
+|----------------------------------------------------------|--------------------------|
+| [Problem Statement Name 8](structural-pattern-problems/problemStatementName8.md) | Adapter, Composite      |
+| [Problem Statement Name 9](structural-pattern-problems/problemStatementName9.md) | Decorator, Proxy        |
+| [Problem Statement Name 10](structural-pattern-problems/problemStatementName10.md) | Facade, Bridge        |
+
+---
+
+## Contribution
+
+Feel free to contribute by adding new problem statements or improving existing ones. Please follow the guidelines for consistent formatting and clear explanations of the design patterns used.