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

package recycled;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.TreeSet;

/**
 *
 * @author Alfred
 */
public class Main {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
    try {
            FileInputStream fstream = new FileInputStream("C-small-attempt0.in");
            DataInputStream in = new DataInputStream(fstream);
            BufferedReader br = new BufferedReader(new InputStreamReader(in));
            FileWriter outFile = new FileWriter("out.txt");
            PrintWriter out = new PrintWriter(outFile);
            String line;
            line = br.readLine();
            int cases = Integer.parseInt(line);
            for (int i=1; i<=cases;i++){
                line = br.readLine();
                String[] values = line.split(" ");
                int A = Integer.parseInt(values[0]);
                int B = Integer.parseInt(values[1]);
                int total=0;
                for (int n=A; n<=B;n++){
                    TreeSet<String> solutions = new TreeSet<String>();
                    for (int k=1;k<values[1].length();k++){
                        String m = circshift(n,k);
                        int mVal = Integer.parseInt(m);
                        if(mVal<=B && mVal!=n  && mVal> n && !m.startsWith("0") && m.length()==Integer.toString(n).length() )
                        {
                            solutions.add(m);
                        }                   
                    }
                    total+=solutions.size();
                }
                out.println("Case #"+i+": "+total);
            }
            in.close();
            out.close();
        } catch (Exception e) {//Catch exception if any
            System.err.println("Error: " + e.getMessage());
        }

}

    private static String circshift(int n, int k) {
        String nString=Integer.toString(n);
        int len=nString.length();
        String m =  nString.substring(len-k)+nString.subSequence(0, len-k);
        //System.out.println(n+" "+m);
        return m;
    }

}

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

public class Recycled {
	public static int cases = 0;
	public static int min[] = new int[50];
	public static int max[] = new int[50];
	public static int answer[] = new int[50];
	public static ArrayList<Integer> results = new ArrayList<Integer>();

	public static void main(String args[]) {
		File input = new File("Input.txt");
		File output = new File("Output.txt");
		loadGame(input);
		for(int i = 0; i < cases; i++){
			answer[i] = 0;
		}
		findAnswer();
		saveGame(output);
	}
	
	public static void findAnswer(){
		for(int i = 0; i < cases; i++){
			for(int j = min[i]; j <= max[i]; j++){
				String number = new Integer(j).toString();
				ArrayList<String> numberArray = new ArrayList<String>();
				for(int m = 0; m < number.length(); m++){
					numberArray.add(Character.toString(number.charAt(m)));
				}
				for(int k = 1; k < number.length(); k++){
					numberArray.add(0, numberArray.remove((number.length()-1)));
					String temp = "";
					ArrayList<String> tempNumberArray = new ArrayList<String>();
					tempNumberArray.addAll(numberArray);
					for(int m = 0; m < number.length(); m++){
						temp += tempNumberArray.remove(0);
					}
					int result = Integer.parseInt(temp);
					if(result >= min[i] && result <= max [i] && result > j){
						if(!results.contains(result)){
						answer[i]++;
						results.add(result);
						}
					}
				}
				results.clear();
			}
		}
	}
	
	public static void loadGame(File input){
		Scanner in;
		try {
			in = new Scanner(input);
			cases = in.nextInt();
			in.nextLine();
			for(int i = 0; i < cases; i++){
				min[i] = in.nextInt();
				max[i] = in.nextInt();
				if(min[i] > max[i]){
					int temp = min[i];
					min[i] = max[i];
					max[i] = temp;
				}
				in.nextLine();
			}
			in.close();
		}
		catch (StringIndexOutOfBoundsException e) { }
		catch (FileNotFoundException e) { }
		catch (NoSuchElementException e) { } 
		catch (NullPointerException e) { }
	}

	public static void saveGame(File name){
		PrintWriter out;
		try {
			out = new PrintWriter(name);
			for(int i = 1; i <= cases; i++){
				out.println("Case #" + i + ": " + answer[(i-1)]);
			}  
			out.close();
		}
		catch (FileNotFoundException e) { }
		catch (NullPointerException e) { }
	}

}