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();
        }

    }
}

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

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.HashSet;

/**
 *
 * @author Madhav
 */



public class RecycledNumbers {

    /**
     * @param args the command line arguments
     */
    
    public static HashSet<String> set;
    public static void main(String[] args) throws Exception {
        FileIO fileHandler = new FileIO();
        int totalTestCases = Integer.parseInt(fileHandler.readLine());

        for (int tc = 0; tc < totalTestCases; tc++) {
            set  = new HashSet<String>();
            String input = fileHandler.readLine();
            String nm[] = input.split(" ");
            int start = Integer.valueOf(nm[0]);
            int end = Integer.valueOf(nm[1]);
            for(int i=start; i<=end; i++){
                 String currVal = String.valueOf(i);
                 countPairs(currVal, start, end, nm);
            }
           
            fileHandler.writeLine(String.valueOf(set.size()));
        }
        fileHandler.closeFileIO();
    }
    
    public static void countPairs(String input, int start, int end, String[] nm){
        String clonedValue = new String(input);
        if(nm[1].length() <= 1)
            return;
        else{
            int length = input.length();
            for(int i=0; i<length;i++){
                String rotated = rotate(input);
                int calValue = Integer.valueOf(rotated);
                if(   rotated.charAt(0) != '0' && 
                        calValue <= end && 
                        calValue >= start && 
                        !rotated.equals(clonedValue)
                        ){
                    if(Integer.valueOf(clonedValue) < Integer.valueOf(rotated))
                       set.add(clonedValue+"-"+rotated);
                    else
                       set.add(rotated+"-"+clonedValue);
                }
                   
                input = rotated;
            }
        }
    }
    
    public static String rotate(String input){
        return input.substring(1) + input.charAt(0);
    }
    
    
}


/*
 * File IO is used to read and Write - Keep it simple.
 */
class FileIO {

    private FileReader inFileReader;
    private FileWriter outFileWriter;
    private BufferedReader br = null;
    private BufferedWriter bw = null;
    private int lineNumber = 1;

    public FileIO() throws Exception {
        inFileReader = new FileReader("C:\\CodeJam2012\\in.txt");
        br = new BufferedReader(inFileReader);

        outFileWriter = new FileWriter("C:\\CodeJam2012\\out.txt");
        bw = new BufferedWriter(outFileWriter);
    }

    public FileIO(String in, String out) throws Exception {
        inFileReader = new FileReader(in);
        br = new BufferedReader(inFileReader);

        outFileWriter = new FileWriter(out);
        bw = new BufferedWriter(outFileWriter);
    }

    /*
     * This procedure returns null if all the rows are read from input file.
     */
    public String readLine() throws Exception {
        return br.readLine();
    }

    /*
     * This procedure writes a line to output file as per the google codejam
     * standard
     */
    public void writeLine(String line) throws Exception {
        bw.write("Case #" + lineNumber + ": " + line + "\r\n");
        lineNumber++;
    }

    public void closeFileIO() throws Exception {
        br.close();
        bw.flush();
        bw.close();
    }
}