/*
 * 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.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;

public class C {

	public static void main(String[] args) {
		try {
			BufferedReader input = new BufferedReader(new FileReader("/home/ramzy/Desktop/codejam/C-small.in"));
			PrintWriter output = new PrintWriter("/home/ramzy/Desktop/codejam/C-small.out");
			String line = input.readLine();
			int T = Integer.valueOf(line);
			for(int i = 0; i < T; i++) {
				line = input.readLine();
				String[] numbers = line.split(" ");
				int A = Integer.valueOf(numbers[0]);
				int B = Integer.valueOf(numbers[1]);
				int result = 0;
				ArrayList<String> chosen = new ArrayList<String>();
				for(int j = A; j <= B; j++) {
					String str = String.valueOf(j);
					for(int k = 1; k < str.length(); k++) {
						int n = Integer.valueOf(str.substring(k) + str.substring(0, k));
						if(n >= A && n<= B && n != j && !chosen.contains(n + " " + j) && !chosen.contains(j + " " + n)) {
							chosen.add(n + " " + j);
							result++;
						}
					}
				}
				output.println("Case #" + (i+1) + ": " + result);
				System.out.println("Case #" + (i+1) + ": " + result);
			}
			output.close();
			input.close();
		} catch(IOException e) {
			System.err.println(e);
		}
	}
	
}
