/*
 * 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.util.Scanner;
import java.io.*;

public class Recycled {

  public static void main(String[] args) throws FileNotFoundException, IOException {
    Scanner input = new Scanner(new File(args[0]));
    Scanner lin;
    int lines = 0;
    
    if (input.hasNextInt()) {
      lines = input.nextInt();
      input.nextLine();
    }
    
    String nLine;
    String numtostr;
    int tonumber;
    int count;
    int strl;
    int a, b;
    int addednums[];
    boolean didrepeat;
    
    PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("output.txt")));


    for (int i = 0; i < lines; i++) {
      nLine = input.nextLine();
      lin = new Scanner(nLine);
      out.print("Case #" + (i + 1) + ": ");
      
      a = lin.nextInt();
      b = lin.nextInt();
      
      count = 0;
      
      for (int k = a; k <= b; k++) {
        numtostr = "" + k;
        strl = numtostr.length();
        addednums = new int[strl];
        for (int j = 0; j < strl; j++) {
          didrepeat = false;
          tonumber = Integer.parseInt(numtostr.substring(j, strl) + numtostr.substring(0, j));
          addednums[j] = tonumber;
          for (int l = 0; l < j; l++) {
            if (tonumber == addednums[l]) didrepeat = true;
          }
          if (k > tonumber && tonumber >= a && didrepeat == false) {
            count++;
          }
        }
      }
      
      out.println(count);
      
    }
    
    out.close();
  
  }

}