Could we add some data validation functions such as,
make upper case,
make lower case,
get random double,
get random int?

Now that we are getting started to move at a good pace, we need to have this repo formatted properly. The requirements are as follows:

• Different directories for different concepts (for ex- all sorting algorithms in one directory, all searching algorithms in another)
• A more robust and appealing README file
• A dedicated directory for learning resources or notes to help beginners grow t