/*
 * 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.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;


public class RecycledNumbers {

	static final String input_path = "data/input.c.txt";
	
	private static Set<String> ans = new HashSet<String>();
	
	private static Integer[] getBits(int n) {
		List<Integer> lst = new ArrayList<Integer>();
		while (n != 0) {
			lst.add(n % 10);
			n /= 10;
		}
		
		Integer ans[] = new Integer[lst.size()];
		return lst.toArray(ans);
	}
	
	private static int getInteger(Integer[] bits) {
		int ans = 0;
		int power = 1;
		
		for (int i = 0; i < bits.length; i ++) {
			ans += power * bits[i];
			power *= 10;
		}
		
		return ans;
	}
	
	private static int judge(int n, int b) {
		Integer[] bits = getBits(n);
		if (bits.length == 1)
			return 0;
		int ret = 0;
		
		int len = bits.length;
		for (int pos = 0; pos < len - 1; pos ++) {
			if (bits[pos] == 0)
				continue;
			int new_bits_len = 0;
			Integer[] new_bits = new Integer[len];
			for (int i = pos + 1; i < len; i++) 
				new_bits[new_bits_len ++] = bits[i];
			for (int i = 0; i <= pos; i++) 
				new_bits[new_bits_len ++] = bits[i];
			int new_int = getInteger(new_bits);
			if (new_int <= b && new_int > n) {
				String ans_str = String.format("%d_%d", n, new_int);
				if (!ans.contains(ans_str))
					ans.add(ans_str);
				ret += 1;
			}
				
		}
		return ret;
	}
	
	private static int solve(int a, int b) {
		if (a == b)
			return 0;
		for (int i = a; i < b; i ++) {
			int tmp = judge(i, b);
		}
		return ans.size();
	}
	
	/**
	 * Good luck, Wash!
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		BufferedReader in = new BufferedReader(new FileReader(input_path)); 
		String intext = in.readLine();
		int T = Integer.parseInt(intext);
		for (int caseIter = 0; caseIter < T; caseIter ++) {
			intext = in.readLine();
			System.out.print(String.format("Case #%d: ", caseIter + 1));
			
			String[] parts = intext.split(" ");
			int A = Integer.parseInt(parts[0]);
			int B = Integer.parseInt(parts[1]);
			
			System.out.println(solve(A, B));
			ans.clear();
		}
		in.close();
	}
}
