Declarations and Access Control - Java Programming Questions and Answers

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What will be the output of the program?

import java.util.*; public class NewTreeSet2 extends NewTreeSet  {     public static void main(String [] args)      {         NewTreeSet2 t = new NewTreeSet2();         t.count();     } } protected class NewTreeSet {     void count()      {         for (int x = 0; x < 7; x++,x++ )          {             System.out.print(" " + x);         }     } }