/*
 * To change this template, choose Tools | Templates
 * 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.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;

public class RecycledNumbers {

	int noOfTestCases = 0;
	int[][] testData;
	
	
	public static void main ( String[] args ) {
		
		String fileName = "problemc.sample.in";
		
		if ( args.length > 0 ) {
			fileName = args[0];
		}
		
		RecycledNumbers rn = new RecycledNumbers ( );
		
		try {
			rn.readInputFile ( fileName );
		}
		catch ( IOException e ) {
			System.err.println ( "Problem reading the input file" );
			e.printStackTrace();
		}
		//rn.getRotatedNumbers ( "123456" );
		rn.processTestData ( );
	}
	
	private void processTestData ( ) {
		
		for ( int i = 0; i < noOfTestCases; i++ ) {
			Set < String > unique = new HashSet < String >(); 
			int from = testData[i][0];
			int to = testData[i][1];
			
			for ( int j = from; j <= to; j++ ) {
				int[] rotatedNumbers = getRotatedNumbers ( "" + j );
				
				checkIfValid ( rotatedNumbers, j, from, to, unique );
			}
			System.out.println ( "Case #" + (i+1) + ": " + unique.size ( ));
		}
		
	}
	
	private void checkIfValid ( int[] in, int current, int from, int to, Set < String > unique ) {
		
	
		for ( int i = 0; i < in.length; i++ ) {
			int number = in[i];
			if ( number < from ) {
				
			}
			else if ( number > to ) {
				
			}
			else if ( number <= current ) {
				
			}
			else {
				//System.out.println ( number );
				unique.add ( ""+ number + current );
			}
		}
	}
	
	private int[] getRotatedNumbers ( String input ) {
		
		int length = input.length ( );
		int[] output = new int[length-1];
		char[] outstring = input.toCharArray();
		
		for (int i = 0; i < length-1; i++)  { //Length-1 or length?
			char ch = outstring[length - 1];
			for (int j = length - 1; j > 0; j--)  {
				outstring[j] = outstring[j - 1];
			}
			outstring[0] = ch;
			output[i] = Integer.parseInt ( new String(outstring ) );
			
		}
		
		return output;
		
	}
	
	private void readInputFile ( String fileName ) throws IOException {
		
		BufferedReader br = new BufferedReader ( new FileReader ( fileName ) );
		noOfTestCases = Integer.parseInt ( br.readLine ( ) );
		testData = new int[noOfTestCases][2];
		
		for ( int i = 0; i < noOfTestCases; i++ ) {
			String[] data = br.readLine ( ).split ( " " );
			testData[i][0] = Integer.parseInt ( data[0] );
			testData[i][1] = Integer.parseInt ( data[1] );
		}
	}
}
