/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package recyclednumbers;

import java.util.HashSet;

/**
 *
 * @author vandit
 */
public class RecycleNumbers {

    private HashSet<String> numbers = new HashSet<String>();
    private HashSet<String> initialTempNumbers = new HashSet<String>();
    private HashSet<String> finalTempNumbers = new HashSet<String>();

    HashSet<Pair> numberPairs = new HashSet<Pair>();


    private void findRecycledNumbers(int start, int end, int places) {


        for (int i = start; i <= end; i++) {
            String initialNumber = Integer.toString(i);
            //if (!(numbers.contains(initialNumber) || finalTempNumbers.contains(initialNumber))) {

                StringBuffer tempNumber = new StringBuffer(initialNumber);
                int len = tempNumber.length();
                int startIndexToMove = len - places;
                String tempString = tempNumber.substring(startIndexToMove);
                if ((places == 1 && tempString.equals("0")) || tempString.charAt(0) == '0') {
                    continue;
                }
                tempNumber.delete(startIndexToMove, len);
                String finalTempNumber = tempString + tempNumber.toString();

                if (! (finalTempNumber.equals(initialNumber) || Integer.parseInt(finalTempNumber) > end || Integer.parseInt(finalTempNumber) < Integer.parseInt(initialNumber))) {
                    numbers.add(initialNumber);
                    finalTempNumbers.add(finalTempNumber);
                    Pair pair = new Pair(finalTempNumber,initialNumber);
                    numberPairs.add(pair);
                }
            }

        

    }

    public HashSet<Pair> findAllRecycledNumbers(int start, int end) {
        int length = Integer.toString(start).length();
        for (int i = 1; i < length; i++) {
            findRecycledNumbers(start, end, i);
        }
        return numberPairs;
    }
}


import java.io.*;

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/**
 *
 * @author RockHead
 */
public class Recycle {
    
     public static void main(String args[]) throws FileNotFoundException, IOException
    {
        BufferedReader reader = new BufferedReader(new FileReader("C:\\Users\\RockHead\\Desktop\\C-small-attempt0.in"));
        BufferedWriter writer = new BufferedWriter(new FileWriter("C:\\Users\\RockHead\\Desktop\\Recycle_Sol.txt"));
        int testNo = Integer.parseInt(reader.readLine());
        int count=0;
        for(int i=1;i<=testNo;i++)
        {
            String str=reader.readLine();                
            String[] info=str.split(" ");
            
            int A=Integer.parseInt(info[0]);
            int B=Integer.parseInt(info[1]);
            
            int n=A;
           for(int j=n;j<B;j++)
           {
              int m=j+1;
               for(int k=m;k<=B;k++)
               {
                  // System.out.println("Recycle (" + j +" "+ k  +") "+ isRecycled(Integer.toString(j),Integer.toString(k)));
                   if(isRecycled(Integer.toString(j),Integer.toString(k)))
                    count++;
               }
           } 
            System.out.println("Case #"+ i+": "+count );
            writer.write("Case #"+ i+": "+count);
            writer.newLine();
            count=0;
            
        }
        
        
        reader.close();
        writer.close();
}
     
     
     public static boolean isRecycled(String a,String b)
     {
        //move from the back of a to the front 
         for(int i=a.length();i>0;i--)
         {
             String subOne=a.substring(i);
             String subTwo=a.substring(0,i);
             String newString=subOne+subTwo;
             if(newString.equals(b))
                return true;
         }
         
         return false;
     }
     }
