Sudoku Solver (Python)

[Akash20x]

Related Issuse

Sudoku Solver Leetcode Problem

Closes: #225

Describe the changes you've made

Added a solution for the leetcode problem Sudoku Solver in python

Type of change

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [x] Code style update (formatting, local variables)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update

How Has This Been Tested?

This problem is tested on Leetcode platform

Describe if there is any unusual behaviour of your code(Write NA if there isn't)

NA

Checklist:

• [x] My code follows the style guidelines of this project.
• [x] I have performed a self-review of my own code.
• [x] I have commented my code, particularly in hard-to-understand areas.
• [ ] I have made corresponding changes to the documentation.
• [x] My changes generate no new warnings.
• [ ] I have added tests that prove my fix is effective or that my feature works.
• [ ] New and existing unit tests pass locally with my changes.

Screenshots

Original	Updated
original screenshot	updated screenshot

[ankitapuri]

Create a folder of backtracking and in it a sub-folder of python and then add it there .

[Akash20x]

Ok