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.FileInputStream;
import java.util.HashSet;


public class Jam3 
{
	
	public static String recycled(int start, int end){
			
		int cnt = 0;
		HashSet<String> seenit = new HashSet<String>();
		for(int i=start; i <= end; i++){
			String x = ""+i;
			cnt += permutationsInRange(i, start , end, seenit);
		}
		return ""+cnt;
	}
	
	public static String rev(String in){
		//p("in: " + in);
		StringBuffer sb = new StringBuffer();
		for(int i=in.length()-1; i>=0; i--){
			sb.append(in.charAt(i));
		}
		String out = sb.toString();
		//p("o: " + out);
		return out;
	}
	
	public static String solveLine(String in){
		String[] s = in.split(" ");
		int start = Integer.parseInt(s[0]);
		int end   = Integer.parseInt(s[1]);

		//System.out.println(totals);
		
		return recycled(start, end);
	}
	
	public static void solveStrings(String[] input)
	{		
		for(int i=1; i<input.length; i++){
			String out = "Case #" + i + ": " + solveLine(input[i]);
			System.out.println(out);
		}		
	}
	
	public static int permutationsInRange(int in, int min, int max, HashSet<String> seenit)
	{		
		int count = 0;
		p("in: " + in +  " min_s " + min + " " + max);
		String in_s = ""+in;
		StringBuffer sb = new StringBuffer(in_s);
		String rev = rev(sb.toString());
		for(int i=0; i <in_s.length()-1; i++){
			char first = sb.charAt(0);
			sb.replace(0, 1, "").append(first);
			int test = Integer.parseInt(sb.toString());
			p("p: " + sb.toString());
							
			if(sb.toString().startsWith("0")){
				continue;
			}
			int low = Math.min(in, test);
			int hi = Math.max(in, test);
			if(seenit.contains(low+"_"+hi)){
				continue;
			}
			if(test==in)
				continue;
			if(test>=min && test<=max){
				p("match: " + test + " in: " + in);
				seenit.add(low + "_" + hi);				
				count++;
			}
		}
		return count;
		
	}
	
	public static String[] getLines(String fileName)
	{
		String[] lines  = null;
		try {
			FileInputStream fis = new FileInputStream(fileName);
			int nxtchar = 0;
			StringBuffer sb = new StringBuffer();
			while((nxtchar=fis.read())!=-1){
				sb.append((char)nxtchar);
			}
			lines = sb.toString().split("\r\n|\n");
		} catch (Exception e) {
			e.printStackTrace();
		}
		return lines;	
	}
	
	public static void main(String[] args) 
	{
		solveStrings(getLines(args[0]));
	}
	
	public static void p(Object a){
		//System.out.println(""+a);
	}

	public static void p2(Object a){
		System.out.println(""+a);
	}
	
}
