package codejam;

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

public class RecycledNumbers {
	public static void main(String[] args) throws IOException {
		BufferedReader in = new BufferedReader(new FileReader("in.txt"));
		PrintWriter out = new PrintWriter(new File("out.txt"));
		
		int T = Integer.parseInt(in.readLine());
		for (int t = 1; t <= T; ++t) {
			String[] parts = in.readLine().split("[ ]+");
			int A = Integer.parseInt(parts[0]);
			int B = Integer.parseInt(parts[1]);
			
			int cnt = 0;
			for (int i = A; i < B; ++i) {
				String str = String.valueOf(i);
				int n = str.length();
				String res = "";
				Set<Integer> seen = new HashSet<Integer>();
				for (int j = n - 1; j > 0; --j) {
					res = str.substring(j) + str.substring(0, j);
					int k = Integer.parseInt(res);
					if (k > i && k <= B) {
						//System.out.println("(" + i + ", " + k + ")");
						if (!seen.contains(k)) {
							++cnt;
							seen.add(k);
						}
					}
				}
			}

			out.println("Case #" + t + ": " + cnt);
		}
		
		in.close();
		out.close();
		System.exit(0);
	}
}

package com.google.codjam.utils;


import com.google.codjam.problems.ProblemInterface;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;

import java.io.PrintWriter;

import java.util.ArrayList;
import java.util.HashMap;

public class FileLoader {

        
    public static void processFile(FileDataAndSettings fileData,String fileName,int nlinesXCaseGlobal,ProblemInterface worker)
    {
        try  
        {
            PrintWriter p = new PrintWriter (new File( fileName.replace(".in",".out")));
            
            BufferedReader buf
                = new BufferedReader(new FileReader(new File (fileName)));
            
            String tmp = "";
            for(int i=0,nLinesXCase=0,nCase=1;true;i++) 
            { 
                tmp = buf.readLine();
                if (tmp == null) 
                    break;
                if(i==0)
                {
                    fileData.setNCases(Integer.parseInt(tmp)); 
                }else
                {
                    ArrayList<String> dataCase = null;
                    try  
                    {
                        dataCase =fileData.getInputCase().get(nCase  -1);
                    } catch (IndexOutOfBoundsException ex)  {
                        fileData.getInputCase().add(new ArrayList<String>(0));
                        dataCase =fileData.getInputCase().get(nCase - 1);
                    } 


                    dataCase.add(tmp);
                    nLinesXCase++;
                    
                    if(nlinesXCaseGlobal==nLinesXCase)
                    {
                        nCase++;
                        nLinesXCase = 0;
                        p.println("Case #"+(nCase - 1)+": "+worker.run(dataCase));
                    }
                    
                   
                }
    
            }
            
            p.flush();
            p.close();
        } catch (Exception ex)  {
            ex.printStackTrace();
        } finally  
        {
        
        }
        
    
    
    }
    

    

}
