King Calculator

This is a simple and user-friendly calculator app built using Java in Android Studio. It performs basic arithmetic operations like addition, subtraction, multiplication, and division with a clean and responsive UI.

Key Features:
✅ Basic Operations – Perform addition, subtraction, multiplication, and division.
✅ Clear & Delete Functions – Easily reset or delete the last digit.
✅ User-Friendly UI – Simple layout with large buttons for easy input.
✅ Error Handling – Prevents crashes due to invalid operations (e.g., division by zero).
✅ Lightweight & Fast – Optimized for smooth performance on all Android devices.
✅ No Internet Required – Works completely offline.