Added codes for hackerrank pep coding problems with problem links and comments

[shubhii0206]

… comments

Hey there!, Thanks for submitting a PR to this repo :smiley:
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• [x] My Pull Request adheres to the Contribution guidelines.
• [x] I have added problem.md and solution files in the appropriate folder.
• [x] In problem.md I have provided a correct link to the problem.
  (In case you are not adding a problem, you can freely mark this as complete)
• [x] The solution I have given is my own and not plagiarized in any form.
• [x] My solution passes all the testcases within the given constraints.
• [x] I have properly indented and documented my solution using comments.
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Added codes for: 1.Cut the sticks in python 2.EquilbriumPoint in array in cpp

[shubhii0206]

The problem links don't seem to work. Could you please recheck.

Please check the codes now. Actually pep coding requires a candidate to log in or sign up first and then access the problems, so maybe the link could not be opened directly.

[mergify[bot]]

Awesome :thumbsup:, Thanks for contributing :smiley:!