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.FileReader;


public class C {

	private static final String head = "Case #";

	public static void main(String[] args) {
        try{
            FileReader f = new FileReader(args[0]);
            BufferedReader b = new BufferedReader(f);
            String s;
            boolean ff = false;
            int c = 0;
            while((s = b.readLine())!=null){
            	if (!ff){ff=true;continue;}
            	else {
            		c++;
            		System.out.println(head + c + ": " + C.getI(s));
            	}
            }
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
        	
        }
	}
	
	private static int getI(final String line) {
		int r = 0;
		int a,b;
		String[] sp = line.split(" ");
		a = Integer.valueOf(sp[0]);
		b = Integer.valueOf(sp[1]);
		for (int x = a; x <= b; x++) {
			for (int y = 0; y < String.valueOf(x).length(); y++) {
				if (y != 0) {
					int re = C.getRR(x, y);
					if (re <= 11 || re >= x) {continue;}
					else {
						if (re >= a && re <= b) {
							r++;		
						}
					}
				}
			}
		}
		return r;
	}
	private static Integer getRR(final int v, final int o) {
		StringBuilder sb = new StringBuilder();
		String str = String.valueOf(v);
		sb.append(str.substring(o));
		sb.append(str.substring(0, o));
		return Integer.valueOf(sb.toString());
	}
}
