/*
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 * and open the template in the editor.
 */

package recycled;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.TreeSet;

/**
 *
 * @author Alfred
 */
public class Main {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
    try {
            FileInputStream fstream = new FileInputStream("C-small-attempt0.in");
            DataInputStream in = new DataInputStream(fstream);
            BufferedReader br = new BufferedReader(new InputStreamReader(in));
            FileWriter outFile = new FileWriter("out.txt");
            PrintWriter out = new PrintWriter(outFile);
            String line;
            line = br.readLine();
            int cases = Integer.parseInt(line);
            for (int i=1; i<=cases;i++){
                line = br.readLine();
                String[] values = line.split(" ");
                int A = Integer.parseInt(values[0]);
                int B = Integer.parseInt(values[1]);
                int total=0;
                for (int n=A; n<=B;n++){
                    TreeSet<String> solutions = new TreeSet<String>();
                    for (int k=1;k<values[1].length();k++){
                        String m = circshift(n,k);
                        int mVal = Integer.parseInt(m);
                        if(mVal<=B && mVal!=n  && mVal> n && !m.startsWith("0") && m.length()==Integer.toString(n).length() )
                        {
                            solutions.add(m);
                        }                   
                    }
                    total+=solutions.size();
                }
                out.println("Case #"+i+": "+total);
            }
            in.close();
            out.close();
        } catch (Exception e) {//Catch exception if any
            System.err.println("Error: " + e.getMessage());
        }

}

    private static String circshift(int n, int k) {
        String nString=Integer.toString(n);
        int len=nString.length();
        String m =  nString.substring(len-k)+nString.subSequence(0, len-k);
        //System.out.println(n+" "+m);
        return m;
    }

}

import java.awt.Point;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Set;

public class Prob2 {

	private static String doAlgorithm(String[] lines) {
		StringBuilder ans = new StringBuilder();
		int numCase = Integer.parseInt(lines[0]);
		for (int i = 0; i < numCase; i++)
			ans.append("Case #" + (i + 1) + ": ")
					.append(doActualAlgorithm(lines[i + 1])).append('\n');
		return ans.toString();
	}

	private static Point createAns(int x, int y) {
		if (x == y)
			throw new IllegalArgumentException();
		int lesser = Math.min(x, y);
		int more = Math.max(x, y);
		return new Point(lesser, more);

	}

	static String doActualAlgorithm(String s) {
		Set<Point> answerPair = new HashSet<Point>();
		String[] separated = s.trim().split(" ");
		int i1 = Integer.parseInt(separated[0]), i2 = Integer
				.parseInt(separated[1]);
		for (int i = i1; i <= i2; i++) {
			String stringForm = i + "";
			for (int j = 0; j < stringForm.length(); j++) {
				String testingString = stringForm.substring(j)
						+ stringForm.substring(0, j);
				if (testingString.charAt(0) == '0')
					continue;
				int testingInt = Integer.parseInt(testingString);
				if (testingInt <= i2 && testingInt >= i1 && testingInt != i)
					answerPair.add(createAns(i, testingInt));
			}
		}
		return answerPair.size() + "";
	}

	private static void initAlgorithm() {

	}

	public static void main(String[] args) throws IOException {
		File inputFile = new File("input.txt");
		File outputFile = new File("output.txt");
		FileReader reader = new FileReader(inputFile);
		BufferedReader br = new BufferedReader(reader);
		String line;
		ArrayList<String> input = new ArrayList<String>();
		while ((line = br.readLine()) != null) {
			input.add(line);
		}
		br.close();
		initAlgorithm();
		String output = doAlgorithm(input.toArray(new String[0]));
		FileWriter writer = new FileWriter(outputFile);
		writer.write(output.trim());
		writer.close();

	}
}
