/*
 * 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.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Scanner;

public class Recycled {
	private int A;
	private int B;
	private int pairs;

	/**
	 * Constructor
	 * 
	 * @param a
	 * @param b
	 */
	public Recycled(int a, int b) {
		A = a;
		B = b;
		pairs = 0;
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		try {
			// Input I/O handler
			File input = new File(args[0]);
			Scanner sc = new Scanner(input);
			int cases = Integer.parseInt(sc.nextLine());

			// Output I/O handler
			FileWriter output = new FileWriter(args[1], true);
			PrintWriter pw = new PrintWriter(output);

			// Process all the cases
			for (int i = 1; i <= cases; i++) {
				String[] data = sc.nextLine().split(" ");
				Recycled solver = new Recycled(Integer.parseInt(data[0]),
						Integer.parseInt(data[1]));
				solver.solve();
				pw.println("Case #" + i + ": " + solver.getPairs());
				pw.flush();

			}
		} catch (NumberFormatException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

	/**
	 * Returns the number of recycled number pairs.
	 * @return
	 */
	private int getPairs() {
		return pairs;
	}

	/**
	 * Solves the given test case.
	 */
	private void solve() {
		for (int n = A; n <= B; n++) {
			String written = "" + n;
			for (int k = 1; k < written.length(); k++) {
				String swap= written.substring(k) + written.substring(0,k);
				if (written.charAt(0)=='0'){
					continue;
				}
				Integer m= Integer.parseInt(swap);
				if (n < m && m <= B) {
					System.out.println("" + n + "\t" + m);
					pairs++;
				}
			}
		}
	}
}
