to find gcd and lcm of 2 numbers

[Ayushsingh07]

Description

your discription.

Checklist:

• [x] Code contain Problem statement, examples test cases.
• [x] My code follows the style guidelines(Clean Code) of this project
• [x] I have performed a self-review of my own code
• [x] Explained Detailed approach of Solution
• [x] I have commented on my code, particularly in hard-to-understand areas
• [x] Performed Time complexity analysis of the algorithm used in code

[suhanaambol0203]

Hey, can I merge the code here