package jp.funnything.competition.util;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.math.BigDecimal;
import java.math.BigInteger;

import org.apache.commons.io.IOUtils;

public class QuestionReader {
    private final BufferedReader _reader;

    public QuestionReader( final File input ) {
        try {
            _reader = new BufferedReader( new FileReader( input ) );
        } catch ( final FileNotFoundException e ) {
            throw new RuntimeException( e );
        }
    }

    public void close() {
        IOUtils.closeQuietly( _reader );
    }

    public String read() {
        try {
            return _reader.readLine();
        } catch ( final IOException e ) {
            throw new RuntimeException( e );
        }
    }

    public BigDecimal[] readBigDecimals() {
        return readBigDecimals( " " );
    }

    public BigDecimal[] readBigDecimals( final String separator ) {
        final String[] tokens = readTokens( separator );

        final BigDecimal[] values = new BigDecimal[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = new BigDecimal( tokens[ index ] );
        }

        return values;
    }

    public BigInteger[] readBigInts() {
        return readBigInts( " " );
    }

    public BigInteger[] readBigInts( final String separator ) {
        final String[] tokens = readTokens( separator );

        final BigInteger[] values = new BigInteger[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = new BigInteger( tokens[ index ] );
        }

        return values;
    }

    public int readInt() {
        final int[] values = readInts();

        if ( values.length != 1 ) {
            throw new IllegalStateException( "Try to read single interger, but the line contains zero or multiple values" );
        }

        return values[ 0 ];
    }

    public int[] readInts() {
        return readInts( " " );
    }

    public int[] readInts( final String separator ) {
        final String[] tokens = readTokens( separator );

        final int[] values = new int[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = Integer.parseInt( tokens[ index ] );
        }

        return values;
    }

    public long readLong() {
        final long[] values = readLongs();

        if ( values.length != 1 ) {
            throw new IllegalStateException( "Try to read single interger, but the line contains zero or multiple values" );
        }

        return values[ 0 ];
    }

    public long[] readLongs() {
        return readLongs( " " );
    }

    public long[] readLongs( final String separator ) {
        final String[] tokens = readTokens( separator );

        final long[] values = new long[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = Long.parseLong( tokens[ index ] );
        }

        return values;
    }

    public String[] readTokens() {
        return readTokens( " " );
    }

    public String[] readTokens( final String separator ) {
        return read().split( separator );
    }
}

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.Arrays;

public class Csmall {
    
    private static String move(String n) {
        return n.substring(1) + n.charAt(0);
    }
    
    private static boolean recycled(int n, int m) {
        // Parte 1
        char[] cn = (n + "").toCharArray();
        char[] cm = (m + "").toCharArray();
        Arrays.sort(cn);
        Arrays.sort(cm);
        
        if (!Arrays.equals(cn, cm))
            return false;
        
        // Parte 2
        String cpy = n + "";
        
        while (!(cpy = move(cpy)).equals(n + ""))
            if (Integer.parseInt(cpy) == m)
                return true;
        
        return false;
    }
    
    public static void main(String[] args) {
        BufferedReader br = null;

        try {
            br = new BufferedReader(new FileReader(args[0]));
            
            int s = Integer.parseInt(br.readLine());
            
            for (int i = 0; i != s; ++i) {
                String x = br.readLine();
                String[] tokens = x.split(" ");
                
                int A = Integer.parseInt(tokens[0]);
                int B = Integer.parseInt(tokens[1]);
                int count = 0;
                
                System.out.print("Case #" + (i+1) + ": ");
                
                for (int n = A; n <= B; ++n)
                    for (int m = n + 1; m <= B; ++m)
                        if (recycled(n,m))
                            ++count;
                
                System.out.println(count);
            }

        } catch (IOException e) {
            System.out.println("Error :(");
        } finally {
            
            try {
                if (br != null) br.close();
            } catch (IOException ex) {
                System.out.println("Error :(");
            }
            
        }
    }
}