Task1

import java.util.Scanner;
public class SimpleCalculator {
    public static void main(String[] args) {
        // Create a Scanner object for user input
        Scanner scanner = new Scanner(System.in);

        // Prompt the user to enter the first number
        System.out.print("Enter the first number: ");
        double firstNumber = scanner.nextDouble();

        // Prompt the user to enter the second number
        System.out.print("Enter the second number: ");
        double secondNumber = scanner.nextDouble();

        // Prompt the user to choose an operation
        System.out.println("Choose an operation:");
        System.out.println("1. Addition (+)");
        System.out.println("2. Subtraction (-)");
        System.out.println("3. Multiplication (*)");
        System.out.println("4. Division (/)");
        System.out.print("Enter your choice: ");
        int choice = scanner.nextInt();

        double result = 0;

        // Perform the selected operation based on user's choice
        switch (choice) {
            case 1:
                result = firstNumber + secondNumber;
                break;
            case 2:
                result = firstNumber - secondNumber;
                break;
            case 3:
                result = firstNumber * secondNumber;
                break;
            case 4:
                if (secondNumber != 0) {
                    result = firstNumber / secondNumber;
                } else {
                    System.out.println("Error: Cannot divide by zero");
                    return; // Exit the program
                }
                break;
            default:
                System.out.println("Invalid choice");
                return; // Exit the program
        }

        // Display the result
        System.out.println("Result: " + result);

        // Close the scanner to release resources
        scanner.close();
    }
}