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();
        }

    }
}

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;


public class CodeJamSolverRecycle {
	
	public static HashMap<Integer,ArrayList<Integer>> valueToIndexMap=new HashMap<Integer,ArrayList<Integer>>();
	public static void main(String[] args) {
		
		
		int numTestCases=0;
		int numLinePerTestCase=1;
		int currentCase=0;
		String inputFileName="C-large.in";		
		//String inputFileName="input.in";
		
		BufferedReader br=null;
		StringBuilder solutionString=new StringBuilder();
		
		int lineCount=0;
		try{
			String line;
			br=new BufferedReader(new FileReader(inputFileName));
			while((line=br.readLine())!=null){
				lineCount++;
				if(lineCount==1){
					numTestCases=Integer.parseInt(line);
					continue;
				}
				
				String[] splittedLine=line.split("\\s+");
				long a=Long.parseLong(splittedLine[0]);
				long b=Long.parseLong(splittedLine[1]);
				
				String solution=getSolution(a,b);
				System.out.println(solution);
				currentCase++;
				solutionString.append("Case #"+currentCase+": "+solution+"\n");				
					
			}
			br.close();
			writeTextToFile(inputFileName.replace(".in", ".out"), solutionString.toString().trim());
			
		}
		catch(IOException ex){
			System.out.println("Unable to read from file!");
			ex.printStackTrace();
		}

	}

	private static String getSolution(long a, long b) {

		HashSet<String> resultSet=new HashSet<String>();
		for(long n=a;n<=b;n++){
			String nString=Long.toString(n);			
			for(int i=1;i<nString.length();i++){
				String firstPart=nString.substring(0,nString.length()-i);
				String secondPart=nString.substring(nString.length()-i,nString.length());
				String mString=secondPart+firstPart;
				long m=Long.parseLong(mString);

				if(nString.length()!=Long.toString(m).length())
					continue;
				if(a<=n && n<m && m<=b){
					resultSet.add(Long.toString(n)+","+Long.toString(m));
				}
				
				
			}			
		}
		return resultSet.size()+"";
	}

	

		

	private static int[] getIntArrayFromStringLine(String line) {
		String[] stringArray=line.split("\\s+");
		int length=stringArray.length;
		int intArray[]=new int[length];
		valueToIndexMap=new HashMap<Integer,ArrayList<Integer>>();
		for(int i=0;i<length;i++){
			intArray[i]=Integer.parseInt(stringArray[i]);
			ArrayList<Integer> indicesList=new ArrayList<Integer>(); 
			if(valueToIndexMap.containsKey(intArray[i])){
				indicesList=valueToIndexMap.get(intArray[i]);
			}
			indicesList.add(i);
			valueToIndexMap.put(intArray[i], indicesList);
		}
		return intArray;
	}
	public static void writeTextToFile(String fileName, String textToWrite){
		try{
			BufferedWriter bw= new BufferedWriter(
					new FileWriter(fileName));
			bw.write(textToWrite);
			bw.close();
		}
		catch(IOException ex){
			System.out.println("Unable to write to file!");
			ex.printStackTrace();
			
		}
	}

}

