import java.util.Collection;
import java.util.Iterator;
import java.util.TreeMap;
public class Main {
public static void main(String[] args) {
TreeMap treeMap = new TreeMap();
treeMap.put("1", "One");
treeMap.put("2", "Two");
treeMap.put("3", "Three");
Collection c = treeMap.values();
Iterator itr = c.iterator();
while (itr.hasNext()){
System.out.println(itr.next());
}
}
}