Add Discord badge

Author: Panquesito7

README.md

@@ -2,9 +2,10 @@
 
 [![Gitter chat](https://img.shields.io/badge/Chat-Gitter-ff69b4.svg?label=Chat&logo=gitter&style=flat-square)](https://gitter.im/TheAlgorithms) 
 [![contributions welcome](https://img.shields.io/static/v1.svg?label=Contributions&message=Welcome&color=0059b3&style=flat-square)](https://github.com/TheAlgorithms/Ruby/blob/master/CONTRIBUTING.md) 
-![](https://img.shields.io/github/repo-size/TheAlgorithms/Algorithms-Explanation.svg?label=Repo%20size&style=flat-square) 
+![Repository size](https://img.shields.io/github/repo-size/TheAlgorithms/Algorithms-Explanation.svg?label=Repo%20size&style=flat-square) 
+[![Discord chat](https://img.shields.io/discord/808045925556682782.svg?logo=discord&colorB=7289DA)](https://discord.gg/c7MnfGFGa6)
 
-All Algorithms explained in simple language with examples and links to their implementation in various programming languages and other required resources.
+Popular algorithms explained in simple language with examples and links to their implementation in various programming languages and other required resources.
 
 ## Languages
 
@@ -15,4 +16,4 @@ All Algorithms explained in simple language with examples and links to their imp
 - [Hebrew](./he)
 - [Indonesian](./id)
 
-To add a new language, create a new folder using 2 character `ISO 639-1` Code of that language. For example use `hi` for `Hindi` explanations.
+To add a new language, create a new folder using 2 character `ISO 639-1` code of that language. For example use `hi` for `Hindi` explanations.