🧮 Added Fun and Interactive Calculator Program

[harshithamys]

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Description

Please include a summary of the changes and the related issue. Please also include relevant motivation and context. List any dependencies that are required for this change.

Issue

Fixes # (issue number)

Type of change

• [ ] Bug fix
• [ ] New Project

Checklist:

• [ ] I have included a REAME file for my Project (not for Bug fix)
• [ ] My code follows the style guidelines of this project
• [ ] I have performed a self-review of my code
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] I have followed the Contributing Guidelines

[prodigyinfotech]

Please improve the existing Math Calculator program and improve upon it