GCD of Two Numbers

[khushi-gupta]

Name-Khushi Gupta

Program Name -GCD of Two Numbers
Issue No.- #161

Checklist(self check)

• [x] Yes, this task assigned to me.
• [x] My code follows the style guidelines(Clean Code) of this project
• [x] I have performed a self-review of my own code
• [x] My Filename is in camelCase format
• [x] I have added Problem statement, Problem link in file.

[aayushi-droid]

Pr without assigned is not valid