Update README.md Files

[AnkitaKhurana]

This is a(n):

• [ ] New feature proposal
• [ ] Reporting a keyword
• [ ] Error
• [ ] Proposal to the Search Engine
• [x] Other

Details: Currently, the README.md files in many Algorithm folders are incomplete and need maintenance.

Example README.md file : https://github.com/OpenGenus/quark/blob/master/code/code/sorting/src/merge_sort/README.md

[AnkitaKhurana]

Contributors who wish to work on this can refer to this issue and make Pull requests mentioning the Algorithm details added by them.

Pull Request Template : https://github.com/OpenGenus/quark/blob/master/.github/PULL_REQUEST_TEMPLATE.md

For more help refer: https://github.com/OpenGenus/quark/blob/master/.github/CONTRIBUTING.md

[remote007]

I'd like to work on it.