treta

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package pkg3tazad;

import java.util.HashMap;
import java.util.TreeSet;

/**
 *
 * @author Asus
 */
public class Main {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // TODO code application logic here
           int niza[];
        niza = new int[]{23,5,17,32,2,8,4,37,3,5,27,12,15,19,20,6,3,9,29,11};
        //smesti niza vo hash
        HashMap <Integer, TreeSet<Integer>> map=new HashMap();
        for(int i=0;i<niza.length;i++){
            int k=niza[i];
            TreeSet<Integer> set=map.get(k);
            if(!map.containsKey(k)){
                set=new TreeSet();
                set.add(k);
            }
            else set.add(k);
            map.put(k, set);
        }
        System.out.println(map.toString());
    }

}