public class Rakukatse1{
  public static void main(String argumendid[]){
    Rakk r1=new Rakk();
    r1.sisu=13;
    System.out.println(r1.sisu);
    Rakk r2=new Rakk();
    r2.sisu=20;
    r1.jargmine=r2;
    System.out.println(r1.jargmine.sisu);
  }
}