/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package year_2012.qualification;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashSet;
import java.util.Set;

/**
 *
 * @author paul
 * @date 14 Apr 2012
 */
public class QuestionC {

    private static Set<Integer> getCycle(int x) {

        String s = Integer.toString(x);
        Set<Integer> set = new HashSet<Integer>();
        set.add(x);
        for (int c = 1; c < s.length(); c++) {
            String t = s.substring(c).concat(s.substring(0, c));
            set.add(Integer.parseInt(t));
        }
        return set;
        
    }

    private static Set<Integer> mask(Set<Integer> set, int a, int b) {
        Set<Integer> result = new HashSet<Integer>();

        for (int x : set) {
            if (x >= a && x <= b) {
                result.add(x);
            }
        }
        
        return result;

    }


    public static void main(String[] args) throws FileNotFoundException, IOException {

        String question = "C";

//        String name = "large";
        String name = "small-attempt0";
//        String name = "test";

        String filename = String.format("%s-%s", question, name);

        BufferedReader input = new BufferedReader(
                new FileReader(String.format("/home/paul/Documents/code-jam/2012/qualification/%s.in",
                filename)));

        String firstLine = input.readLine();

        PrintWriter pw = new PrintWriter(new File(
                String.format("/home/paul/Documents/code-jam/2012/qualification/%s.out", filename)));


        int T = Integer.parseInt(firstLine);

        // Loop through test cases.
        for (int i = 0; i < T; i++) {

//             Read data.
            String[] tokens = input.readLine().split(" ");

//            int N = Integer.parseInt(input.readLine());

            int A = Integer.parseInt(tokens[0]);
            int B = Integer.parseInt(tokens[1]);

//            System.out.format("%d, %d\n", A, B);

            boolean[] used = new boolean[B+1];
            int total = 0;
            for (int n = A; n <= B; n++) {
                if (!used[n]) {
                    Set<Integer> set = mask(getCycle(n), A, B);
                    int k = set.size();
                    total += (k * (k-1))/2;
                    for (int m : set) {
                        used[m] = true;
                    }
                }
            }

            pw.format("Case #%d: %d\n", i + 1, total);
        }

        pw.close();

    }

}


import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
/**
 *
 * @author ZuoZhong
 */
public class Recycled {

    public static void main(String[] args) throws FileNotFoundException, IOException {
        File file = new File("C-small-attempt0.in");
        BufferedReader in = new BufferedReader(new FileReader(file));
        BufferedWriter out = new BufferedWriter(new FileWriter("Recycled_output.txt"));
        ArrayList<String> list = new ArrayList();

        int T = Integer.parseInt(in.readLine());

        for (int x = 1; x <= T; x++) {
            int ans = 0;
            list.clear();
            String[] input = in.readLine().split(" ");
            if (Integer.parseInt(input[1]) > 10) {
                int start = Integer.parseInt(input[0]);
                int end = Integer.parseInt(input[1]);
                for (int y = end; y >= start; y--) {
                    String value = Integer.toString(y);
                    for (int z = 0; z < value.length(); z++) {
                        String temp = value + value;
                        //System.out.print(value);
                        temp = temp.substring(z, z + value.length());
                        //System.out.print(" to " + temp);
                        if (temp.charAt(0) == '0') {
                            //skip
                            //System.out.println(" skip");
                        } else if (temp.compareTo(value) == 0) {
                            //skip
                            //System.out.println(" skip");
                        } else if (Integer.parseInt(temp) > end) {
                            //skip
                            //System.out.println(" skip");
                        } else if (Integer.parseInt(temp) < Integer.parseInt(value)) {
                            //skip
                            //System.out.println(" skip");
                        } else {
                            boolean exist = false;
                            try {
                                for (int a = 1; a < value.length(); a++) {
                                    String pre = list.get(ans - a);
                                    if (pre.compareTo(temp) == 0) {
                                        exist = true;
                                        break;
                                    }
                                }
                            } catch (Exception e) {
                            }
                            if (!exist) {
                                ans++;
                                list.add(temp);
                                //System.out.println(" added : " + ans);
                            } else {
                                //System.out.println(" skip");
                            }
                        }
                    }
                }

                for (String v : list) {
                    System.out.print(v + " ");
                }
                System.out.println();
            }
            out.write("Case #" + x + ": " + ans);
            System.out.println("Case #" + x + ": " + ans);
            out.newLine();
        }
        out.close();
    }
}
