import java.util.*;

public class Sort3{
  public static void main(String[] argumendid){
    String[] loomad={"Koer", "Kass", "Lammas", "Lehm", "Elevant", "Kits"};
    Arrays.sort(loomad, new TeisestTahestVordleja());
    for(int nr=0; nr<loomad.length; nr++){
      System.out.println(loomad[nr]);
    }
  }
}

class TeisestTahestVordleja implements Comparator{
  public int compare(Object o1, Object o2){
    return o1.toString().substring(1).compareTo(o2.toString().substring(1));
  }
}


/* väljund:
 C:\kodu\jaagup\0204\k1>java Sort3
 Lammas
 Kass
 Lehm
 Kits
 Elevant
 Koer
*/