DESIGN PATTERN

Problems shown: 24
Creational Patterns 5 patterns
# Pattern Difficulty Resources Notes Revision
1 Singleton Beginner 📄 Article ▶️ Video
2 Factory Method Intermediate 📄 Article ▶️ Video
3 Abstract Factory Advanced 📄 Article ▶️ Video
4 Builder Intermediate 📄 Article ▶️ Video
5 Prototype Intermediate 📄 Article ▶️ Video
Structural Patterns 7 patterns
# Pattern Difficulty Resources Notes Revision
6 Adapter Beginner 📄 Article ▶️ Video
7 Bridge Advanced 📄 Article ▶️ Video
8 Composite Intermediate 📄 Article ▶️ Video
9 Decorator Intermediate 📄 Article ▶️ Video
10 Facade Beginner 📄 Article ▶️ Video
11 Flyweight Advanced 📄 Article ▶️ Video
12 Proxy Intermediate 📄 Article ▶️ Video
Behavioral Patterns 12 patterns
# Pattern Difficulty Resources Notes Revision
13 Chain of Responsibility Intermediate 📄 Article ▶️ Video
14 Command Intermediate 📄 Article ▶️ Video
15 Iterator Beginner 📄 Article ▶️ Video
16 Mediator Intermediate 📄 Article ▶️ Video
17 Memento Intermediate 📄 Article ▶️ Video
18 Observer Intermediate 📄 Article ▶️ Video
19 State Intermediate 📄 Article ▶️ Video
20 Strategy Beginner 📄 Article ▶️ Video
21 Template Method Intermediate 📄 Article ▶️ Video
22 Visitor Advanced 📄 Article ▶️ Video
23 Interpreter Advanced 📄 Article ▶️ Video
24 Visitor (Review) Advanced 📄 Article ▶️ Video

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