My branch

[tanishabelkar]

Description of Change

Checklist

• Added description of change
• Relevant documentation/comments is changed or added
• PR title follows semantic commit guidelines
• Search previous suggestions before making a new one, as yours may be a duplicate.
• I acknowledge that all my contributions will be made under the project's license.

Notes:

In the linked list program, I noticed that on entering 0 as choice, it displayed "Invalid input" and then exited the do-while loop. I added case 0 in the switch case to handle this.