BasicOperations.java

public class BasicOperations
{
    public static void main(String[] args) 
    {
        int x1 = 10, x2 = 10;
        int y = 3 + (--x1);
        int z = 3 + (x2--);
        System.out.println("Result y = " + y);
        System.out.println("Result z = " + z);
        x1 += 9;
        x1++;
        System.out.println("Result x1 = " + x1);
    }
}