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 	- In this course, you will study advanced programming techniques including data structures, encapsulation, abstract data types, interfaces, and algorithms for sorting and searching, and you will get a taste of “software engineering”—the design and implementation of large programs.
 	- [Full Lecture Materials](http://datastructur.es/sp16/) Lecture of Spring 2016. This website contains full matrials including video links, labs, homeworks, projects. Very good for self-learner. Also a good start for Java. And it includes some other usefull resources for Java Documentation, Data Structure Resources, Git/GitHub and Java Development Resources. [Resources](http://datastructur.es/sp16/resources.html)
 	- [Labs](http://www.cs.berkeley.edu/~jrs/61b/lab/index.html) The link to labs and projects is included in the website.
-	- [Lecture Videos on Youtube](http://www.youtube.com/watch?v=frxF7Vs96YU&list=PLMM0a7ZGnITrgfhOxMNP7bpP4hhhKNY9s) The link to videos is included in the website.
+	- [Lecture Videos](https://archive.org/details/ucberkeley-webcast-PL-XXv-cvA_iC2Khb1B5NnbE7SHPQ1-W17) 
 - [CS 97SI](http://web.stanford.edu/class/cs97si/) **Introduction to Competitive Programming** *Stanford University*  <img src="https://assets-cdn.github.com/images/icons/emoji/unicode/1f4bb.png" width="20" height="20" alt="Assignments" title="Assignments" /> <img src="https://assets-cdn.github.com/images/icons/emoji/unicode/1f4dd.png" width="20" height="20" alt="Lecture Notes" title="Lecture Notes" />
 	- Fantastic repository of theory and practice problems across various topics for students who are interested to participate in ACM-ICPC.
 	- [Lectures and Assignments](http://stanford.edu/~liszt90/acm/notebook.html)