Adding topic wise problems

[MillennialPirate]

I guess adding topic wise problems can be helpful to beginners in the world of data structures and algorithms to recognize patterns in problems and hence easily solve them.

[github-actions]

Hi there! 👋🏼 As you're new to this repo, we'd like to suggest that you read our code of conduct as well as our contribution guidelines. Thanks a bunch for opening your first issue! 😄 🎉

[afrozchakure]

Yes, I agree. I never had thought of that before starting the repository.

It might take a bit of time from my side otherwise I'm open to pull requests from people 😄
Feel free to push changes if you wish.
Again thanks for raising the issue @DiligentCoder-20022001 🎉

[MillennialPirate]

Sure, thank you for the response @afrozchakure : )

[afrozchakure]

Let's just keep this issue open for now. So that others too know what to contribute to this repository :D