write a code in java for calculator

 import java.util.Scanner;

public class Calculator {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);

        int choice;

        double num1, num2;

        do {

            System.out.println("Enter your choice:");

            System.out.println("1. Addition");

            System.out.println("2. Subtraction");

            System.out.println("3. Multiplication");

            System.out.println("4. Division");

            System.out.println("5. Exit");

            choice = sc.nextInt();

            switch (choice) {

                case 1:

                    System.out.println("Enter two numbers:");

                    num1 = sc.nextDouble();

                    num2 = sc.nextDouble();

                    System.out.println("Result: " + (num1 + num2));

                    break;

                case 2:

                    System.out.println("Enter two numbers:");

                    num1 = sc.nextDouble();

                    num2 = sc.nextDouble();

                    System.out.println("Result: " + (num1 - num2));

                    break;

                case 3:

                    System.out.println("Enter two numbers:");

                    num1 = sc.nextDouble();

                    num2 = sc.nextDouble();

                    System.out.println("Result: " + (num1 * num2));

                    break;

                case 4:

                    System.out.println("Enter two numbers:");

                    num1 = sc.nextDouble();

                    num2 = sc.nextDouble();

                    System.out.println("Result: " + (num1 / num2));

                    break;

                case 5:

                    System.out.println("Exiting...");

                    break;

                default:

                    System.out.println("Invalid choice. Please try again.");

            }

        } while (choice != 5);

        sc.close();

    }

}

To run this code, simply copy and paste it into a file named Calculator.java and run the command javac Calculator.java to compile it. Then run the command java Calculator to execute it.