POS and SOP converter

[Satvik-Garg]

Issue Id you have worked upon -

Fixed #381

Briefly explain your program logic -

For conversion to POS --- we join literals(variables) using '*' For conversion to SOP ---we join literals(variable) using '+'

Screenshots(Attach 2 screenshots of your own input and output) -

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• [x] My code follows the guidelines of this project.
  

• [x] I have performed a self-review of my own code.
  

• [x] I have commented my code.
  

• [x] My code gives the correct output.
  

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[SarthakKeshari]

Congratulations 🎉 @Satvik-Garg on your contribution. Thanks for adding value to this repository. 😊

Let's celebrate this fest 😃 by providing more developers 👨‍💻👩‍💻 an opportunity to contribute. Help us make this repository reach far and more by sharing this to your friends and colleagues.

Your efforts can make difference.

[Satvik-Garg]

@SarthakKeshari will you update the ranklist again???