Added p’th Smallest/Largest Element in Unsorted Array in cpp

[msbuddhu]

Related Issues

• Added p'th Smallest/Largest Element in Unsorted Array in cpp

Closes: #[issue number that will be closed through this PR]

Describe the changes you've made

Given an array and a number p where p is smaller than size of array, we need to find the p’th smallest element in the given array. It is given that all array elements are distinct. I have added the solution in c++.

Type of change

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] 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?

Yes.

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.
• [x] 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.
• [x] New and existing unit tests pass locally with my changes.

Screenshots

Original	Updated
original screenshot	updated screenshot

[msbuddhu]

I have contributed to issue #265. Please take a look.