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.*;
import java.util.*;

public class Recycled {

	public static void main(String[] args) {
		BufferedReader input = null;
		BufferedWriter output = null;
		try {
			input = new BufferedReader(new FileReader("C:\\Users\\cerebrus\\eclipse-workspace\\QualiC-Recycled\\src\\C-big-attempt0.in"));
			output = new BufferedWriter(new FileWriter("C:\\Users\\cerebrus\\eclipse-workspace\\QualiC-Recycled\\src\\C-big-attempt0.out"));
			
			int T = Integer.valueOf(input.readLine());
		    for(int i=1; i<=T; i++) {
		    	String nums[] = input.readLine().split(" ");
		    	int A = Integer.valueOf(nums[0]);
		    	int B = Integer.valueOf(nums[1]);
		    	output.write("Case #"+i+": ");
		    	
		    	if(A<10 || B<10)
		    		output.write("0");
		    	else if ((A == B) || (A > B))
		    		output.write("0");
		    	else {
		    		int count = 0;
		    		for(int j=A; j<B; j++) {
		    			String temp1 = Integer.toString(j);
		    			String temp = temp1 + temp1;
		    			Set<Integer> matches = new HashSet<Integer>();
		    			for(int k=1; k<temp1.length(); k++) {
		    				int m = Integer.valueOf(temp.substring(k, k+temp1.length()));
		    				if((m>j) && (m<=B))
		    					matches.add(m);
		    			}
		    			count += matches.size();
		    		}
		    		output.write(String.valueOf(count));
		    	}	
		        
		    	if(i<T) output.write("\n"); 
		    }
		    
		    
		} catch (FileNotFoundException e) {
			System.out.println("input file not found: ");
			e.printStackTrace();
		} catch(IOException e) {
			System.out.println("Error opening files: ");
		    e.printStackTrace();
		    System.exit(1);
		} finally {
			try {
				input.close();
				output.close();
				System.out.println("Done !!");
			} catch (IOException e) {
				System.out.println("Error closing files: ");
				e.printStackTrace();
			}
		}

	}

}
