Update README.md

Author: iluwatar

README.md

@@ -250,3 +250,7 @@ While the implementation is similar they solve different problems. The State pat
 **Q: What is the difference between Strategy and Template Method patterns?**
 
 In Template Method the algorithm is chosen at compile time via inheritance. With Strategy pattern the algorithm is chosen at runtime via composition.
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+**Q: What is the difference between Proxy and Decorator patterns?**
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+The difference is the intent of the patterns. While Proxy controls access to the object Decorator is used to add responsibilities to the object.