/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package Happy;
import java.io.*;
import java.math.*;
import java.lang.*;
import java.util.*;
import java.util.Arrays.*;
import java.io.BufferedReader;
//import java.io.IOException;
//import java.io.InputStreamReader;
//import java.io.PrintWriter;
//import java.util.StringTokenizer;

/**
 *
 * @author ipoqi
 */
public class Happy {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        new Happy().haha();
    }

    public void haha() {
        BufferedReader in = null;
        BufferedWriter out = null;
        try{
            in = new BufferedReader(new FileReader("C-large.in"));
            out = new BufferedWriter(new FileWriter("LLL.out"));
            int T = Integer.parseInt(in.readLine());
            System.out.println("T="+T);

            //LinkedList<Integer> mm = new LinkedList<Integer>();
            //mm.add(new LinkedList<Integer>());
           //int[][] mm;
           //for(int ii=0;ii<mm.length;ii++){
           //     mm[0][ii] = 1;
           //}


            for(int i=0;i<T;i++){
                String[] line = in.readLine().split(" ");
                int A = Integer.parseInt(line[0]);
                int B = Integer.parseInt(line[1]);
                //System.out.print(" A = "+A+"\n");
                //System.out.print(" B = "+B+"\n");

                int ans = 0;

                
                for(int j=A;j<B;j++){
                    int n=j;
                    if(n>=10){
                        String N = Integer.toString(n);
                        int nlen = N.length();
                        List<Integer> oks = new ArrayList<Integer>();
                        for(int k=0;k<nlen-1;k++){
                            String M = "";
                            for(int kk=1;kk<=nlen;kk++){
                                 M = M + N.charAt((k+kk)%nlen);
                            }
                            int m = Integer.parseInt(M);
                            //System.out.print(" N = "+N+"\n");
                            //System.out.print(" M = "+M+"\n");

                            if(m>n && m<=B) {
                                boolean isNewOne = true;
                                for(int kkk=0;kkk<oks.size();kkk++){
                                    //System.out.print(" KKK = "+oks.get(kkk)+"\n");
                                    if(m==oks.get(kkk)){
                                        isNewOne = false;
                                    }
                                }
                                if(isNewOne){
                                    //System.out.print(" N = "+N+"\n");
                                    //System.out.print(" M = "+M+"\n");
                                    oks.add(m);
                                    ans++;
                                }
                            }
                        }
                    }
                }
                out.write("Case #"+(i+1)+": "+ans+"\n");
                System.out.print("Case #"+(i+1)+": "+ans+"\n");
            }
            in.close();
            out.close();
        }catch(Exception e){
            e.printStackTrace();
            try{
                in.close();
                out.close();
            }catch(Exception e1){
                e1.printStackTrace();
            }
        }
        System.out.print("YES!\n");
    }

}
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

/**
 * C
 */

/**
 * @author devang
 *
 */
public class RecycledNumbers {

	public static void main(String[] args) throws FileNotFoundException, IOException
	{
		int n = 0;
		String input[] = null;
		int A, B = 0;
		List recycledNumbers = null;
		
		File f = new File("//home//devang//Desktop//C-large.in");
		//File f = new File("//home//devang//Desktop//input");
		BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream(f)));
		
		String testcases = reader.readLine();
		n = Integer.parseInt(testcases);
		
		FileWriter fw = new FileWriter("//home//devang//Desktop//output");
		
		for(int i = 0; i < n; i++)
		{
			int count = 0;
			input = reader.readLine().split(" ");
			if(input[0].length() == 1)
			{
				//Do not increment count.
			}
			else
			{
				A = Integer.parseInt(input[0]);
				B = Integer.parseInt(input[1]);
				HashMap record = new HashMap();
				
				recycledNumbers = getRecycledNumbers(input[0], input[1]);
				int j = 0;
				int a = A;
				int subtract = 0;
				for(;j < B - A + 1; j++)
				{
					//iterate over list.
					for(int k = (j * (input[0].length() - 1)), l = 0; l < input[0].length() - 1; k++, l++)
					{
						String m = (String)recycledNumbers.get(k);
						if(m.length() == input[0].length() && Integer.parseInt(m) > a && Integer.parseInt(m) <= B)
						{
							List list = (List)record.get(String.valueOf(a));
							if(list != null && !list.contains(m))
							{
								list.add(m);
								count++;
							}
							else if(list == null)
							{
								list = new ArrayList();
								list.add(m);
								record.put(String.valueOf(a), list);
								count++;
							}
							else if(list.contains(String.valueOf(a)))
								;//Do nothing.
						}
					}
					a++;
				}
			}
			/*System.out.print("Case #"+(i+1)+": "+count+"\n");*/
			fw.write("Case #"+(i+1)+": "+count+"\n");
		}
		
		reader.close();
		fw.close();
	}

	@SuppressWarnings("unchecked")
	private static List getRecycledNumbers(String A, String B)
	{	
		List l = new ArrayList();
		int a, b, diff = 0;
		StringBuilder builder = new StringBuilder(A.length());
		short numberOfRecycledNumbers = (short)(A.length() - 1);
		a = Integer.parseInt(A);
		b = Integer.parseInt(B);
		diff = b - a + 1;
		//Do it for each number in the range A to B.
		for(int j = 0; j < diff; j++)
		{
			A = String.valueOf(a + j);
			for(short i = 0; i < numberOfRecycledNumbers; i++)
			{
				char first = A.charAt(0);
				builder.insert(0, A.substring(1));
				builder.insert(A.length() - 1, first);
				if(builder.length() > A.length())
				{
					//suppress all the un-required characters.
					builder.replace(A.length(), builder.length(), "");
				}
				A = builder.toString();
				l.add(builder.toString());
			}
		}
		
		return l;
	}
}
