public class Massiiv4{
  public static void main(String argumendid[]){
     String[][] klass={
       {"Juku", "Mati"},
       {"Kati", "Killu", "Karin"},
       {"Siim", "Sass"}
     };
     for(int rida=0; rida<klass.length; rida++){
       for(int veerg=0; veerg<klass[rida].length; veerg++){
         System.out.print(klass[rida][veerg]+" ");
       }
       System.out.println();
     }
  }
}