Help me in solving KBFLIP problem

help
,
1

My issue

in 3rd test case there is no 0 so how can we get beuty 2

My code

import java.util.*;
import java.lang.*;
import java.io.*;

class Codechef
{
	public static void main (String[] args) throws java.lang.Exception
	{
	

	}
}

Problem Link: Beautiful Flip Practice Coding Problem