ArithmeticOperations.java

public class ArithmeticOperations {
    public static void main(String[] args)
    {
        int a = 10, b = 5;
        char operator = '+';

        switch (operator)
        {
            case '+':
                System.out.println("Addition: " + (a + b));
                break;
            case '-':
                System.out.println("Subtraction: " + (a - b));
                break;
            case '*':
                System.out.println("Multiplication: " + (a * b));
                break;
            case '/':
                if (b != 0) {
                    System.out.println("Division: " + (a / b));
                } else {
                    System.out.println("Division by zero is not allowed.");
                }
                break;
            case '%':
                System.out.println("Modulus: " + (a % b));
                break;
            default:
                System.out.println("Invalid operator");
        }

        boolean x = true, y = false;
        System.out.println("Logical AND: " + (x && y));
        System.out.println("Logical OR: " + (x || y));
        System.out.println("Logical NOT: " + (!x));

        System.out.println("Is a equal to b? " + (a == b));
        System.out.println("Is a not equal to b? " + (a != b));
        System.out.println("Is a greater than b? " + (a > b));
        System.out.println("Is a less than or equal to b? " + (a <= b));

        int c = 20;
        c += 5;
        System.out.println("After addition assignment, c: " + c);
        c -= 3;
        System.out.println("After subtraction assignment, c: " + c);
        c *= 2;
        System.out.println("After multiplication assignment, c: " + c);
        c /= 4;
        System.out.println("After division assignment, c: " + c);
        c %= 3;
        System.out.println("After modulus assignment, c: " + c);

        int d = 6, e = 3;
        System.out.println("Bitwise AND: " + (d & e));
        System.out.println("Bitwise OR: " + (d | e));
        System.out.println("Bitwise XOR: " + (d ^ e));
        System.out.println("Bitwise Complement: " + (~d));
        System.out.println("Left Shift: " + (d << 1));
        System.out.println("Right Shift: " + (d >> 1));
    }
}