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;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.StringTokenizer;

public class RecycledNumbers {
	public RecycledNumbers() {
		// System.out.println(getBits(1123242));
		BufferedReader in = null;
		PrintWriter out = null;
		try {
			in = new BufferedReader(new FileReader("small.in"));
			out = new PrintWriter(new FileWriter("small.out"));
		} catch (Exception e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}
		try {
			int T = Integer.parseInt(in.readLine());
			int result = 0;
			for (int group = 0; group < T; group++) {
				System.out.println("-------------" + group + "-----------");
				String line = in.readLine();
				StringTokenizer st = new StringTokenizer(line);
				long A = Long.parseLong(st.nextToken());
				long B = Long.parseLong(st.nextToken());
				result = getPairs(A, B);
				// System.out.println(Long.MIN_VALUE);
				int inn = group + 1;
				String target = "Case #" + inn + ": " + result;
				out.println(target);
			}
		} catch (NumberFormatException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		} catch (IOException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}

		try {
			in.close();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		out.close();
	}

	private int getPairs(long A, long B) {
		// TODO Auto-generated method stub
		int result = 0;
		long n;
		int temp;
		for (long i = A; i < B; i++) {
			n = i;
			temp = hasRecycle(n, B);
			result = result + temp;
		}
		return result;
	}

	private int hasRecycle(long nn, long B) {
		// TODO Auto-generated method stub
		// m>n;
		// same length;
		// distinct.
		String m;
		String n = nn + "";
		long mm;
		int mP;
		int nP;
		int result = 0;
		long[] cmm = new long[7];
		int cmmMAX = 0;
		for (int i = 1; i < n.length(); i++) {
			m = shift(n, i);
			mm = Long.parseLong(m);
			mP = getBits(mm);
			nP = getBits(nn);
			// System.out.println(nn + "," + mm);
			if (mP == nP && nn < mm && mm <= B) {
				if (notInclude(cmm, cmmMAX, mm)) {
//					System.out.println(nn + "," + mm);
					cmm[cmmMAX++] = mm;
					result++;
				}
			}
		}
		return result;
	}

	private boolean notInclude(long[] cmm, int cmmMAX, long mm) {
		// TODO Auto-generated method stub
		for (int i = 0; i < cmmMAX; i++) {
			if (cmm[i] == mm)
				return false;
		}
		return true;
	}

	private int getBits(long mm) {
		// TODO Auto-generated method stub
		int result = 1;
		while (mm / 10 > 0) {
			result++;
			mm = mm / 10;
		}
		return result;
	}

	private String shift(String n, int i) {
		// TODO Auto-generated method stub
		return n.substring(i) + n.substring(0, i);
	}

	public static void main(String args[]) {
		new RecycledNumbers();
	}
}
