public class ArithmeticOperatorDemo {
   public static void main(String args[]) {
      int num1 = 100;
      int num2 = 20;
      System.out.println("num1 + num2: " + (num1 + num2) );
      System.out.println("num1 - num2: " + (num1 - num2) );
      System.out.println("num1 * num2: " + (num1 * num2) ); 
      System.out.println("num1 / num2: " + (num1 / num2) );
      System.out.println("num1 % num2: " + (num1 % num2) );
   }
}