/*
 * 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.HashSet;
import java.util.Set;
import java.util.StringTokenizer;

public class RecycledNumbers {

  BufferedReader br;
  StringTokenizer st = new StringTokenizer("");

  private void solve() throws IOException {
//    final String IO_FILE = null;
    final String IO_FILE = "./C/C-small-attempt0";
    final PrintWriter pw;
    if (IO_FILE == null) {
      br = new BufferedReader(new InputStreamReader(System.in));
      pw = new PrintWriter(System.out);
    } else {
      br = new BufferedReader(new FileReader(IO_FILE + ".in"));
      pw = new PrintWriter(IO_FILE + ".out");
    }
    int testCases = nextInt();
    for (int ti = 1; ti <= testCases; ti++) {
      int a = nextInt();
      int b = nextInt();
      int ans = find(a, b);
      pw.println("Case #" + ti + ": " + ans);
    }
    br.close();
    pw.close();
  }

  private int find(int a, int b) {
    int ans = 0;
    for (int n = a; n <= b; n++) {
      ans += check(n, b);
    }
    return ans;
  }

  private int check(final int n, final int b) {
    int length = 0, copy = n, pow10 = 1;
    while (copy > 0) {
      length++;
      copy /= 10;
      pow10 *= 10;
    }
    int firstDigitPow10 = pow10 / 10;
    int x = n;
    Set<Integer> set = new HashSet<Integer>();
    for (int i = 0; i < length - 1; i++) {
      int lastDigit = x % 10;
      x /= 10;
      int m = lastDigit * firstDigitPow10 + x;
      if (lastDigit != 0 && n < m && m <= b) {
        set.add(m);
      }
      x = m;
    }
    return set.size();
  }

  String nextString() throws IOException {
    while (!st.hasMoreTokens()) {
      st = new StringTokenizer(br.readLine());
    }
    return st.nextToken();
  }

  int nextInt() throws IOException {
    return Integer.parseInt(nextString());
  }

  public static void main(String[] args) throws IOException {
    new RecycledNumbers().solve();
  }
}
