Java Program to create a new Hash map with the specified key

import java.util.*;  
public class demo1 
{  
 public static void main(String args[]) 
 {  
  HashMap<Integer,String> hashmap= new HashMap<Integer,String>();  
  hashmap.put(1, "C#");
  hashmap.put(2, "C++");
  hashmap.put(3, "Java");
  hashmap.put(4, "Python");
  hashmap.put(5, "Ruby");
  
  for(Map.Entry m:hashmap.entrySet())
  {  
   System.out.println(m.getKey()+" "+m.getValue());  
  }  
 }  
}