(1137) N-th Tribonacci Number.cpp

[Soumya6Tiwari]

Pull Request Template

kindly have a look at this solution that has been given ,and if you find it correct ,please merge it as this will be my first PR under Hacktoberfest 2023. And also please provide the Hacktoberfest accepted label.

Description

This is the solution for solving the problem number #1137 of Leetcode which is to find the nth tribonacci number. This question has been solved using recursion. This is an easy level question of Dynamic Programming solved with the help of Recursion.

Put check marks:

Have you made changes in README file ?

• [x] Added problem & solution under correct topic.
• [x] Specified Space & Time complexity.
• [x] Specified difficulty level, tag & Note(if any).

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Please also note any relevant details for your test configuration.

• [x] Test A
• [x] Test B

Make sure all below guidelines are followed else PR will get Reject:

• [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 so that it is easy to understand
• [x] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings
• [x] Any dependent changes have been merged and published in downstream modules