/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
 
        Map < Integer, Integer > myMap = Map.of ( 1 , 111 , 4 , 444 , 2 , 222 , 3 , 333 , 5 , 555 );
 
        Set < Integer > allKeys = myMap.keySet ();
        List < Integer > sortedKeys = new ArrayList <> ( allKeys );
        Collections.sort ( sortedKeys );
        List < Integer > targetKeys = new ArrayList < Integer > ( sortedKeys.subList ( 0 , 3 ) );
 
        for ( int index = 0 ; index < 3 ; index++ )
        {
            Integer key = sortedKeys.get ( index );
            Integer value = myMap.get ( key );
            System.out.println ( "value: " + value );
        }
 
	}
}

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