/*
 * 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;
    }

}

/*
GCJ2012-Q
*/

import java.io.*;
import java.util.*;
import java.math.*;

public class GCJ2012QC {
	static BufferedReader fin;
    static PrintWriter fout;
    // change numefile
    static String file="qcs2";
    static String infile=file+".in";
    static String outfile=file+".out";
    //
  	
	// write result to output file
	private static void writetestresult(int test, String ret){
		fout.println("Case #"+test+": "+ret);
	}
	
	// open files
	private static void openfiles() throws IOException{
		fin = new BufferedReader(new FileReader(infile));
	    fout = new PrintWriter(new BufferedWriter(new FileWriter(outfile)));
	}
	
	// close files
	private static void closefiles() throws IOException{
		fin.close();
		fout.close();
	}
	
	 // solve test no. "test"
	private static String solvetest(int test) throws IOException{
		System.out.println(">>>Solving test..."+test);
		// Parse input for test no. test
		int iret=0;
		String a=fin.readLine();	
		String[] as=a.split(" ");
		int A=Integer.parseInt(as[0]);
		int B=Integer.parseInt(as[1]);
		for (int n=A; n<B; n++){
			List<Integer> lst=new ArrayList<Integer>();
			
			
			int len=(""+n).length();
			String sm=""+n;
			for (int j=0; j<=len; j++) {
				String sk=sm;
				int lk=sk.length();
				sm=sk.charAt(lk-1)+sk.substring(0, lk-1);
				int m=Integer.parseInt(sm);
				
				if (m>n && m<=B) if (!lst.contains(m)) {
					lst.add(m); 
					// System.out.println(n+" "+m);
				}
				
				
			}
			iret+=lst.size();
		}
		String ret="";
		ret=""+iret;
		return ret;
	}
	
	// main here
	public static void main(String[] args) throws IOException{
		// open files
		openfiles();
		// read first line, no. of tests
		String line=fin.readLine();
		int T=Integer.parseInt(line);    
		// solve T tests
		for (int test=1; test<=T; test++) {	    	
			//long stime=System.currentTimeMillis();
			
			String ret=solvetest(test);
			writetestresult(test, ret);
			
			//long etime=System.currentTimeMillis();
	    	//long dtime=(etime-stime);
	    	//System.out.println("Test "+test+": "+dtime+"ms");
		}	    
		// close files
		closefiles();
	}
}
