/*
 * 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.FileReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Set;



class Recycle extends Question{

	public Recycle(String in, String out) {
		super(in, out);
	}
	public void solve(){
		ArrayList<String> rst=new ArrayList<String>();
		try {
			data=read(file_in);
		} catch (IOException e) {
			e.printStackTrace();
		}
		int cases=pInt(0);
		data.remove(0);
		
		int count=1;
		for(String s:data){
			int tot=0;
			ArrayList<Integer> arr=splitInt(s," ");
			int min=arr.get(0);
			int max=arr.get(1);
			for(int i=min;i<=max;i++){
				tot+=cycles(i,min,max);
			}
			tot=tot/2;
			rst.add("Case #"+count+": "+tot);
			count++;
		}
		try {
			write(file_out,rst);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	public int cycles(int val,int min,int max){
		String s=val+"";
		Set<Integer> ints=new HashSet<Integer>();
		for(int i=0;i<s.length();i++){
			s=shift(s);
			if(s.charAt(0)!='0'){
				int val2=pInt(s);
				if(val2>=min&&val2<=max){
					ints.add(val2);
				}
			}
		}
		
		return ints.size()-1;
	}
	public String shift(String s){
		return s.substring(1)+s.substring(0,1);
	}
	
	
}

class Question{
	String file_in;
	String file_out;
	ArrayList<String> data;
	
	public Question(String in,String out){
		file_in=in;
		file_out=out;
		try {
			data=read(file_in);
		} catch (IOException e) {
			e.printStackTrace();
		}
		
	}
	public void solve(){}
	public int pInt(int index){
		return Integer.parseInt(data.get(index));
	}
	public int pInt(String s){
		return Integer.parseInt(s);
	}
	public ArrayList<String> splitString(String s,String sep){
		ArrayList<String> arr=new ArrayList<String>();
		String[] ss=s.split(sep);
		for(int i=0;i<ss.length;i++){
			arr.add(ss[i]);
		}
		return arr;
	}
	public ArrayList<Integer> splitInt(String s,String sep){
		ArrayList<Integer> arr=new ArrayList<Integer>();
		String[] ss=s.split(sep);
		for(int i=0;i<ss.length;i++){
			arr.add(Integer.parseInt(ss[i]));
		}
		return arr;
	}
	public ArrayList<String> splitString(int index,String sep){
		return splitString(data.get(index), sep);
	}
	public ArrayList<Integer> splitInt(int index,String sep){
		return splitInt(data.get(index), sep);
	}
	public ArrayList<String> read(String filename)
	throws IOException{
		ArrayList<String> arr=new ArrayList<String>();
		BufferedReader br=null;
		br=new BufferedReader(new FileReader(filename));
		String l=null;
		while((l=br.readLine())!=null){
			arr.add(l);
		}
		br.close();
		return arr;
	}
	public void write(String filename,ArrayList<String> data)
	throws IOException{
		PrintWriter pw=new PrintWriter(filename);
		for(String s:data){
			pw.println(s);
		}
		pw.close();
	}

}

public class Answer3 {
	public static void main(String[] args){
		
		Question a=new Recycle("C-large.in","rst.txt");
		a.solve();
		
	}
	

}
