/*
 * 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.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;


public class RecycleNumbers {
	
	private static final Map<Integer,Integer> power = new HashMap<Integer,Integer>();
	
	static{
		power.put(0,1);
		power.put(1,10);
		power.put(2,100);
		power.put(3,1000);
		power.put(4,10000);
		power.put(5,100000);
		power.put(6,1000000);
	}
	
	private static int recycle(int b , int max)
	{
		int size =0 ,ret = 0;
		int a = b , rem = 0 , i = 0;
		while((size++ > -1) && ((a = a/10)!= 0));
		a = b;
		int myPower = power.get(size -1);
		Set<Integer> mySet = new HashSet<Integer>();
		for(i = 0 ; i < size-1; i++)
		{
			rem = a%10;
			a = rem * myPower + a/10;
			if(a > b && a <= max && !mySet.contains(a)) ret++;
			mySet.add(a);
		}
		return ret;
	}
	
	public static void main(String[] args) throws IOException {
		if (args.length < 2) {
			System.err.println("Please enter the Valid I/O Paths in the argument ");
			System.err.println("First Input , then OutPut ");
			System.exit(0);
		}
		File inFile = new File(args[0]);
		File outFile = new File(args[1]);
		BufferedReader in = new BufferedReader(new InputStreamReader(
				new FileInputStream(inFile)));
		PrintWriter out = new PrintWriter(new FileOutputStream(outFile));
		String myLine = in.readLine();
		int t = Integer.parseInt(myLine);
		int caseNum = 1 , result;
		int a , b;
		while (t-- > 0) {
			myLine = in.readLine();
			String[] myStr = myLine.split(" ");
			a = Integer.parseInt(myStr[0]);
			b = Integer.parseInt(myStr[1]);
			result = 0;
		    for(int i = a ; i < b ; i++)
		    	result += recycle(i,b);
			out.println("Case #" + (caseNum) + ": " + result);
			caseNum++;
		}
		out.close();
	}
}
