/*
 * 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.ArrayList;
import java.util.Collections;
import java.util.Scanner;
import java.util.TreeMap;

class Recycled {
    public static void main(String args[]) throws IOException{
        Scanner in = new Scanner(new File("recycle.txt"));
        PrintWriter fw = new PrintWriter(new FileWriter(new File("recycle.out")));
        TreeMap<Integer, ArrayList<Integer> > map = new TreeMap<Integer, ArrayList<Integer> >();
        for(int i = 1; i <= 2000000; i++){
            ArrayList<Integer> arr = new ArrayList<Integer>();
            String it = "" + i;
            for(int k = 0; k < it.length(); k++){
                int temp = Integer.parseInt(it.substring(k + 1, it.length()) + it.substring(0, k+1));
                if(temp > i){
                    boolean add = true;
                    for(int ad = 0; ad < arr.size(); ad++){
                        if(temp==arr.get(ad)) add = false;
                    }
                    if(add) arr.add(temp);
                }
            }
            Collections.sort(arr);
            map.put(i, arr);
        }
        int cases = in.nextInt();
        for(int c = 1; c <= cases; c++){
            int A = in.nextInt();
            int B = in.nextInt();
            int pass = 0;
            for(int a = A; a < B; a++){
                if(map.get(a)==null) continue;
                ArrayList<Integer> list = map.get(a);
                for(int l = 0; l < list.size(); l++){
                    if(list.get(l) <= B) pass++;
                    else break;
                }
            }
            String out = "Case #" + c + ": " + pass;
            fw.println(out);
        }
        fw.close();
    }
}
