/*
 * 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.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Locale;
import java.util.StringTokenizer;

public class Main {
	private static final String TASKNAME = "a";

	private void solve() throws Exception {
		int tests = nextInt();
		for (int test = 1; test <= tests; ++test) {
			printf("Case #%d: ", test);
			
			int a = nextInt();
			int b = nextInt();
			
			HashSet<String> set = new HashSet<String>();
			for (int i = a; i <= b; ++i) {
				set.add("" + i);
			}
			HashSet<Long> ans = new HashSet<Long>();
			for (int i = a; i <= b; ++i) {
				String s = "" + i;
				for (int pref = 1; pref < s.length(); ++pref) {
					String t = s.substring(pref) + s.substring(0, pref);
					if (t.charAt(0) == '0') {
						continue;
					}
					if (set.contains(t) && !s.equals(t)) {
						long aa = i;
						long bb = Integer.parseInt(t);
						if (aa > bb) {
							long tt = aa;
							aa = bb;
							bb = tt;
						}
						long key = (aa << 30) + bb;
						if (ans.add(key)) {
//							System.err.println(s + " " + t);
						}
					}
				}
			}
			
			println(ans.size());
		}
		// char[] map = new char[26];
		// Arrays.fill(map, '#');
		// for (int i = 0; i < 3; ++i) {
		// String a = reader.readLine();
		// String b = reader.readLine();
		// for (int j = 0; j < a.length(); ++j) {
		// if (a.charAt(j) == ' ') {
		// continue;
		// }
		// int c = a.charAt(j) - 'a';
		// char d = b.charAt(j);
		// if (map[c] != '#' && map[c] != d) {
		// throw new AssertionError();
		// }
		// map[c] = d;
		// }
		// }
		// map['z' - 'a'] = 'q';
		// map['q' - 'a'] = 'z';
		// System.err.println(new String(map));
	}

	private void run() {
		try {
			reader = new BufferedReader(new InputStreamReader(System.in));
			writer = new PrintWriter(new OutputStreamWriter(System.out));
			reader = new BufferedReader(new FileReader(TASKNAME + ".in"));
			writer = new PrintWriter(TASKNAME + ".out");

			solve();

			reader.close();
			writer.close();
		} catch (Exception e) {
			e.printStackTrace();
			System.exit(13);
		}
	}

	public static void main(String[] args) {
		long time = System.currentTimeMillis();
		Locale.setDefault(Locale.US);
		new Main().run();
		System.err.printf("%.3f\n", (System.currentTimeMillis() - time) * 1e-3);
	}

	private StringTokenizer tokenizer;
	private PrintWriter writer;
	private BufferedReader reader;

	private String nextToken() throws IOException {
		while (tokenizer == null || !tokenizer.hasMoreTokens()) {
			tokenizer = new StringTokenizer(reader.readLine());
		}
		return tokenizer.nextToken();
	}

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

	private long nextLong() throws IOException {
		return Long.parseLong(nextToken());
	}

	private double nextDouble() throws IOException {
		return Double.parseDouble(nextToken());
	}

	private void print(Object o) {
		writer.print(o);
	}

	private void println(Object o) {
		writer.println(o);
	}

	private void printf(String format, Object... args) {
		writer.printf(format, args);
	}
}
