create a class called Dwarf that has a name (String) and a height (int). In addition, when Dwarfs are placed in a LinkedList and sorted, they will be sorted from tallest to shortest. import java.util.*; public class Main

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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create a class called Dwarf that has a name (String) and a height (int). In addition, when Dwarfs are placed in a LinkedList and sorted, they will be sorted from tallest to shortest.

import java.util.*;

public class Main
{
   public static void main(String[] args)
   {
      ArrayList<Dwarf> l = new ArrayList<Dwarf>();
      l.add(new Dwarf("Sleepy", 14));
      l.add(new Dwarf("Dopey", 17));
      l.add(new Dwarf("Doc", 9));      
      l.add(new Dwarf("Happy", 22));
      l.add(new Dwarf("Sneezy", 29));
      l.add(new Dwarf("Bashful", 11));
      l.add(new Dwarf("Grumpy", 4));
      
      Collections.sort(l);
      for (Dwarf d : l)
         System.out.println(d.getName());
   }
}

 

output

Sneezy

Happy

Dopey

Sleepy

Bashful

Doc

Grumpy

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