CLASS XII CS CHAPTER-4 RECURSION
1.       Introduction  to recursion:  https://www.youtube.com/watch?v=hHZh0VQ_jLw&t=200s
2. Program for finding factorial : https://www.youtube.com/watch?v=RJrCuFJE0YY&t=5s
3. program for string reversal: https://www.youtube.com/watch?v=Mx0EBmYbu1w&t=67s
4. GCD of Two numbers: https://www.youtube.com/watch?v=QvN-8YWUvZM&t=35s
5. Binary search:Part-1: https://www.youtube.com/watch?v=17AN8vMBnIM&t=53s
6.Binary search part2: https://www.youtube.com/watch?v=FaO_vZRXq8E&t=103s
7. Binary search Non recursive: https://www.youtube.com/watch?v=l0NhhxKp-HM&t=32s
   
 CLASS XII CS CHAPTER-3 FUNCTIONS

    

1.       Introduction  -                https://youtu.be/BGGGhvlrHmw

2.       Practical session              https://youtu.be/IvJ7zhJ5OFY

3.       Functions with and without arguments               https://youtu.be/Vsk6c9Ccjw4

4.       Return statement            https://youtu.be/7zKWc1xbfYI

5.       Different Function call and function definition      https://youtu.be/bolPXXaDal4

6.       Functions-types of arguements        https://youtu.be/-jNTQpnO5kA

7.       Void function , actual and formal parameters      https://youtu.be/em1q7UOd9so

8.       Default arguments              https://youtu.be/O9MFtSbk_iw

9.       Scope of a variable      https://youtu.be/HPl9HF6Z7e4

10.   Nested functions           https://youtu.be/_nrFTWxcGRM

11.   LEGB rule          https://youtu.be/jRENLr6CS_4

12.   Global keyword            https://youtu.be/W5HEB4QS_hQ

13.   Role of mutable arguments             https://youtu.be/OjElS3z-0IE

14.   Processing of mutable-immutable datatypes           https://youtu.be/mZlUoIkXLuM