Update README.md

Author: jcmdsbr

README.md

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-# Design Patterns
-Examples of the Gang of Four (GoF) design patterns from course "Design Patterns in C# and .NET" At Udemy
+# Design Patterns in C# :sunglasses:
+
+- Examples of the Gang of Four (GoF) design patterns from course "Design Patterns in C# and .NET" At Udemy
+
+## Give a Star! :star:
+
+If you liked the project, please give a star ;)
+
+## You need some of the fallowing tools :exclamation:
+
+- Visual Studio 2019 or Visual Studio Code
+- .Net Core 2.X
+