public class Main
{
    public static void main(String[] args) {
        int a = 10;
        int b = 5;

        int sum = a + b;
        int difference = a - b;
        int product = a * b;
        int quotient = a / b;

        System.out.println("The sum of the numbers is: " + sum);
        System.out.println("The difference of the numbers is " + difference);
        System.out.println("The product of the numbers is: " + product);
        System.out.println("The quotient of the numbers is: " + quotient);

        double average = (double)(sum + difference + product + quotient) / 4.0;
        System.out.println("The average of the results is: " + average);

    }
}