/*
 * 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.*;

public class Recycle {
	public void cal(String filename) throws NumberFormatException, IOException
	{
		BufferedReader in = new BufferedReader(new FileReader(filename));
		PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("bar.txt")));
		int count = 1;
		String s = in.readLine();
		int all = Integer.parseInt(s);
		while((s = in.readLine()) != null)
		{
			int result = 0;
			if(count > all)
			{
				System.out.println("error");
				break;
			}
			String[] elements = s.split(" ");
			int start = Integer.parseInt(elements[0]);
			int end = Integer.parseInt(elements[1]);
			for(int i = start; i < end; i++)
			{
				for(int j = i + 1; j <= end; j++)
				{
					if(isRecycle(i,j))
					{
						result = result + 1;
					}
				}
			}
			out.println("Case #" + count +": " + result);
			count = count + 1;
		}
		out.close();
	}
	
	public Boolean isRecycle(Integer a, Integer b)
	{
		String a_string = a.toString();
		String b_string = b.toString();
		if(a_string.length() != b_string.length())
			return false;
		for(int i = 1; i < a_string.length(); i++)
		{
			String temp = a_string.substring(i, a_string.length());
			temp = temp.concat(a_string.substring(0, i));
			if(temp.equals(b_string))
				return true;
		}
		return false;			
	}
	
	public static void main(String[] args) throws NumberFormatException, IOException
	{
		Recycle r = new Recycle();
		r.cal("C-small-attempt0.in");
	}

}
