package Main;

import com.sun.deploy.util.ArrayUtil;
import org.apache.commons.lang3.ArrayUtils;

import java.io.*;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;

/**
 * Created with IntelliJ IDEA.
 * User: arran
 * Date: 14/04/12
 * Time: 3:12 PM
 * To change this template use File | Settings | File Templates.
 */
public class Round {
    public StringBuilder parse(BufferedReader in) throws IOException {
        StringBuilder out = new StringBuilder();
        String lineCount = in.readLine();

        for (int i = 1; i <= Integer.parseInt(lineCount); i++)
        {
            out.append("Case #"+i+": ");
            System.err.println("Case #"+i+": ");
            String line = in.readLine();
            String[] splits = line.split(" ");
            int p1 = Integer.valueOf(splits[0]);
            int p2 = Integer.valueOf(splits[1]);
            int r = pairRecyclable(p1, p2);
            out.append(r);

//            if (i < Integer.parseInt(lineCount))
                out.append("\n");
        }
        return out;
    }

    public static int pairRecyclable(int i1, int i2) {
        HashSet<String> hash = new HashSet<String>();
        for (int i = i1; i < i2; i++)
        {
            String istr = String.valueOf(i);
            if (istr.length() < 2) continue;
            for (int p = 0; p < istr.length() ; p++)
            {
                String nistr = istr.substring(p,istr.length()).concat(istr.substring(0,p));
                if (Integer.valueOf(nistr) < i1) continue;
                if (Integer.valueOf(nistr) > i2) continue;
                if (nistr.equals(istr)) continue;
                String cnistr = (Integer.valueOf(nistr) > Integer.valueOf(istr)) ?  istr + "," + nistr : nistr + "," + istr;
                hash.add(cnistr);
            }
        }
        return hash.size();
    }

    public static void main(String[] args) {
        InputStreamReader converter = null;
        try {
            int attempt = 0;
            String quest = "C";
//            String size = "small-attempt";
            String size = "large";
            converter = new InputStreamReader(new FileInputStream("src/resource/"+quest+"-"+size+".in"));
            BufferedReader in = new BufferedReader(converter);
            Round r = new Round();
            String str = r.parse(in).toString();
            System.out.print(str);
            FileOutputStream fos = new FileOutputStream(quest+"-"+size+".out");
            OutputStreamWriter osw = new OutputStreamWriter(fos);
            BufferedWriter bw = new BufferedWriter(osw);
            bw.write(str);
            bw.flush();
            bw.close();
        } catch (IOException e) {
            e.printStackTrace();
        }

    }
}

import java.io.*;
public class GoogleCodeJam3 
{
  public static void main(String[] args) throws IOException 
   {
        FileInputStream fstreami = new FileInputStream("input.txt");
        DataInputStream in = new DataInputStream(fstreami);
        FileWriter fstreamo = new FileWriter("output.txt");
        BufferedWriter out = new BufferedWriter(fstreamo);
        int testCases = Integer.parseInt(in.readLine());
        int i = 0;
        String [] input;
        while (i < testCases)
        {
            input = in.readLine().split(" ");
            int A = Integer.parseInt(input[0]);
            int B = Integer.parseInt(input[1]);
            int testNum = A;
            int pairs = 0;
            int len = Integer.toString(A).length();
            while(testNum <= B)
            {
				String st = Integer.toString(testNum);
				int [] testing = new int[len];
				int index = 0;
				for(int j = 0; j < len-1; j++)
				{
                    st = st.substring(len-1, len) + st.substring(0,len-1);
                    int newNum = Integer.parseInt(st);
 	//				System.out.println(newNum);
                  if ((newNum > testNum) && (newNum <= B))
                    {
                        boolean bool = false;
                        for (int k = 0; k < index; k++)
                        {
                            if (testing[k] == newNum)
                            {
	//							System.out.println("fuckfuckfuckfuckfuckfuckfuck");
                                bool = true; break;
                            }
                        }
                        if (bool == false)
                        {
                           pairs++;
                           testing[index] = newNum;
						   index++;
                        }
                    }
                }
                testNum++;
            }
            out.write("Case #" + (i+1) + ": " + pairs + "\n");
            i++;
        }
        in.close();
	out.close();
   }
}