Added a new directory and fixed some issues in first program

[vaibhav355]

• [x] Created a directory that wraps first program and its readme.md file
• [x] Created a readme.md file that explains the code in the first program
• [x] Created contribution.md file

[extinctsion]

@vaibhav355 pls resolve the conflicts.

[extinctsion]

Hi @vaibhav355, I have taken the changes from your PR and resolved the conflicts and then merge it in the main branch Hence, I am closing this PR