sortdemo.java

来自「java课件 java课件 java课件 java课件」· Java 代码 · 共 17 行

import java.util.*;

public class SortDemo{
  public static void main(String args[]){
    String[] s=new String []{"China",
       "Germany","Japan","America","Russia",};

Comparator<String> comp = new DescSort();
//Set<String> ts = new TreeSet< String > (comp);
Set<String> ts = new TreeSet< String > ();
for(int i =0; i< s.length; i ++)
ts.add(s[i]);

    System.out.println(ts);
  }
}