Question:

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);
        }
    }
}

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