package codejam;

import java.util.*;
import java.io.*;

public class RecycledNumbers {
	public static void main(String[] args) throws IOException {
		BufferedReader in = new BufferedReader(new FileReader("in.txt"));
		PrintWriter out = new PrintWriter(new File("out.txt"));
		
		int T = Integer.parseInt(in.readLine());
		for (int t = 1; t <= T; ++t) {
			String[] parts = in.readLine().split("[ ]+");
			int A = Integer.parseInt(parts[0]);
			int B = Integer.parseInt(parts[1]);
			
			int cnt = 0;
			for (int i = A; i < B; ++i) {
				String str = String.valueOf(i);
				int n = str.length();
				String res = "";
				Set<Integer> seen = new HashSet<Integer>();
				for (int j = n - 1; j > 0; --j) {
					res = str.substring(j) + str.substring(0, j);
					int k = Integer.parseInt(res);
					if (k > i && k <= B) {
						//System.out.println("(" + i + ", " + k + ")");
						if (!seen.contains(k)) {
							++cnt;
							seen.add(k);
						}
					}
				}
			}

			out.println("Case #" + t + ": " + cnt);
		}
		
		in.close();
		out.close();
		System.exit(0);
	}
}

import java.io.*;
import java.util.HashSet;
import java.util.Set;

/**
 * Created by IntelliJ IDEA.
 * User: YC14RP1
 * Date: 4/14/12
 * Time: 12:57 AM
 * To change this template use File | Settings | File Templates.
 */
public class Test3 {


    public static void main(String[] args) throws FileNotFoundException {
        String path = "C:\\Users\\YC14rp1\\Downloads\\C-small-attempt0.in";
        try{
            // Open the file that is the first
            // command line parameter
            FileInputStream fstream = new FileInputStream(path);
            // Get the object of DataInputStream
            DataInputStream in = new DataInputStream(fstream);
            BufferedReader br = new BufferedReader(new InputStreamReader(in));
            String strLine;
            //Read File Line By Line
            strLine = br.readLine();
            int n = Integer.valueOf(strLine);
            for (int i=1;i<=n;i++) {
                strLine = br.readLine();
                String[] split = strLine.split(" ");
                String s1 = split[0];
                long d1 = Long.valueOf(s1);
                String s2 = split[1];
                long d2 = Long.valueOf(s2);
                int res = 0;
                for (long j=d1;j<=d2;j++) {
                    Set<Long> cSet = new HashSet<Long>();
                    String ss = String.valueOf(j);
                    for (int k=0;k<s1.length()-1;k++) {
                        String s = ss.substring(k+1)+ss.substring(0,k+1);
                        Long r = Long.valueOf(s);
                        if ((r>j) && (r>=d1) && (r<=d2)) {
                            if (!cSet.contains(r)) {
                                //System.out.println(j+"/"+r);
                                res++;
                            }
                            cSet.add(r);
                            //res++;
                        }
                    }
                }
                // Print the content on the console
                System.out.println("Case #" + i + ": " + res);
            }
            //Close the input stream
            in.close();
        } catch (IOException e) {
            e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
        }
    }

}
