Update README.md

Author: Deepali-Srivastava

Tree/README.md

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 # Data Structures and Algorithms in Java
 
-This [“Data Structures and Algorithms in Java”]( https://www.udemy.com/course/data-structures-and-algorithms-in-java/?couponCode=GITHUBSTUDENT
-) repository is for the students of my online course available on Udemy. It contains the source code of all the programs used in the course. 
+This [“Data Structures and Algorithms in Java”](https://coursegalaxy.newzenler.com/courses/data-structures-algorithms-java-masterclass?coupon=GITHUB50) repository is for the students of my online course available on Udemy. It contains the source code of all the programs used in the course.
 
 ### About the Course
  * Thoroughly detailed course with complete working programs
@@ -13,6 +12,12 @@ This [“Data Structures and Algorithms in Java”]( https://www.udemy.com/cours
 
 ### Courses by [Deepali Srivastava](https://www.udemy.com/user/deepalisrivastava/)
 
+[![data-structures-algorithms-java](https://user-images.githubusercontent.com/96913690/200234744-14a5ed97-085f-44f3-9298-979c2053c580.jpg)](https://coursegalaxy.newzenler.com/courses/data-structures-algorithms-java-masterclass?coupon=GITHUB50)
+[![data-structures-algorithms-python](https://user-images.githubusercontent.com/96913690/200234827-86aec10a-bfab-4371-91fc-e2be855ff1ff.jpg)](https://coursegalaxy.newzenler.com/courses/data-structures-algorithms-python-masterclass?coupon=GITHUB50)
+[![data-structures-algorithms-c](https://user-images.githubusercontent.com/96913690/200234592-25d33957-0e9e-4cc0-b324-2a73325aca85.jpg)](https://coursegalaxy.newzenler.com/courses/data-structures-algorithms-c-masterclass?coupon=GITHUB50)
+[![data-structures-algorithms-csharp](https://user-images.githubusercontent.com/96913690/200234905-67b85dfd-20c4-4f4b-afd2-e10d3568fff8.jpg)](https://coursegalaxy.newzenler.com/courses/data-structures-algorithms-csharp-masterclass?coupon=GITHUB50)
+
+<!---
 [![data-structures- and-algorithms-in-java](https://user-images.githubusercontent.com/98641125/153196280-c2028f4b-d27b-432d-ad5a-9b04be2a3717.png)]( https://www.udemy.com/course/data-structures-and-algorithms-in-java/?couponCode=GITHUBSTUDENT)
 [![data-structures- and-algorithms-in-java-2](https://user-images.githubusercontent.com/98641125/153196347-23003dc0-55b0-4315-8e52-425c51b2b5c4.png)]( https://www.udemy.com/course/data-structures-and-algorithms-in-java-2/?couponCode=GITHUBSTUDENT)
 [![data-structures- and-algorithms-in-python](https://user-images.githubusercontent.com/98641125/153196027-592d0307-5130-444f-8527-802634b5cc1e.png)]( https://www.udemy.com/course/data-structures-algorithms-in-python/?couponCode=GITHUBSTUDENT)
@@ -21,6 +26,7 @@ This [“Data Structures and Algorithms in Java”]( https://www.udemy.com/cours
 [![linux-commands](https://user-images.githubusercontent.com/98641125/153196567-96b3396c-8ee3-4233-b8fc-66c6b3bd830c.png)]( https://www.udemy.com/course/linux-commands/?couponCode=GITHUBSTUDENT)
 [![data-structures-and-algorithms-in-c](https://user-images.githubusercontent.com/98641125/153195841-209d2615-ed5f-4007-ae54-539ac3c1538a.png)]( https://www.udemy.com/course/data-structures-and-algorithms-in-c/?couponCode=GITHUBSTUDENT)
 [![data-structures- and-algorithms-in-c-2](https://user-images.githubusercontent.com/98641125/153195975-d359113b-ff13-4aaa-9f06-6f600c0ddc69.png)]( https://www.udemy.com/course/data-structures-and-algorithms-in-c-2/?couponCode=GITHUBSTUDENT)
+--->
 
 ## Copyright
 © Copyright Deepali Srivastava : All rights reserved.